20161969210112

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^2\times {\mathrm{563}}^1$

素因数の和:1167

約数の個数: 216

約数和(自身を含む): 42321074288640

約数和(自身を除く): 22159105078528

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 124, 128, 158, 239, 248, 256, 316, 478, 496, 563, 632, 956, 992, 1126, 1264, 1912, 1984, 2252, 2449, 2528, 3824, 3968, 4504, 4898, 5056, 7409, 7648, 7936, 9008, 9796, 10112, 14818, 15296, 17453, 18016, 18881, 19592, 20224, 29636, 30592, 34906, 36032, 37762, 39184, 44477, 57121, 59272, 61184, 69812, 72064, 75524, 78368, 88954, 114242, 118544, 134557, 139624, 144128, 151048, 156736, 177908, 228484, 237088, 269114, 279248, 302096, 313472, 355816, 456968, 474176, 538228, 558496, 585311, 604192, 626944, 711632, 913936, 948352, 1076456, 1116992, 1170622, 1208384, 1378787, 1423264, 1770751, 1827872, 1896704, 2152912, 2233984, 2341244, 2416768, 2757574, 2846528, 3541502, 3655744, 4171267, 4305824, 4467968, 4512559, 4682488, 4833536, 5515148, 5693056, 7083004, 7311488, 8342534, 8611648, 9025118, 9364976, 10630003, 11030296, 11386112, 14166008, 14622976, 16685068, 17223296, 18050236, 18729952, 21260006, 22060592, 28332016, 32159123, 33370136, 34446592, 36100472, 37459904, 42520012, 44121184, 56664032, 64318246, 66740272, 72200944, 74919808, 85040024, 88242368, 113328064, 128636492, 133480544, 139889329, 144401888, 149839616, 170080048, 176484736, 226656128, 257272984, 266961088, 279778658, 288803776, 329530093, 340160096, 352969472, 453312256, 514545968, 533922176, 559557316, 577607552, 659060186, 680320192, 996932813, 1029091936, 1067844352, 1119114632, 1155215104, 1318120372, 1360640384, 1993865626, 2058183872, 2238229264, 2540570717, 2636240744, 2721280768, 3987731252, 4116367744, 4476458528, 5081141434, 5272481488, 7975462504, 8232735488, 8952917056, 10162282868, 10544962976, 15950925008, 17905834112, 20324565736, 21089925952, 31901850016, 35811668224, 40649131472, 42179851904, 63803700032, 78757692227, 81298262944, 84359703808, 127607400064, 157515384454, 162596525888, 255214800128, 315030768908, 325193051776, 630061537816, 650386103552, 1260123075632, 2520246151264, 5040492302528, 10080984605056, 20161969210112]

約数ペア:

[(1, 20161969210112), (2, 10080984605056), (4, 5040492302528), (8, 2520246151264), (16, 1260123075632), (31, 650386103552), (32, 630061537816), (62, 325193051776), (64, 315030768908), (79, 255214800128), (124, 162596525888), (128, 157515384454), (158, 127607400064), (239, 84359703808), (248, 81298262944), (256, 78757692227), (316, 63803700032), (478, 42179851904), (496, 40649131472), (563, 35811668224), (632, 31901850016), (956, 21089925952), (992, 20324565736), (1126, 17905834112), (1264, 15950925008), (1912, 10544962976), (1984, 10162282868), (2252, 8952917056), (2449, 8232735488), (2528, 7975462504), (3824, 5272481488), (3968, 5081141434), (4504, 4476458528), (4898, 4116367744), (5056, 3987731252), (7409, 2721280768), (7648, 2636240744), (7936, 2540570717), (9008, 2238229264), (9796, 2058183872), (10112, 1993865626), (14818, 1360640384), (15296, 1318120372), (17453, 1155215104), (18016, 1119114632), (18881, 1067844352), (19592, 1029091936), (20224, 996932813), (29636, 680320192), (30592, 659060186), (34906, 577607552), (36032, 559557316), (37762, 533922176), (39184, 514545968), (44477, 453312256), (57121, 352969472), (59272, 340160096), (61184, 329530093), (69812, 288803776), (72064, 279778658), (75524, 266961088), (78368, 257272984), (88954, 226656128), (114242, 176484736), (118544, 170080048), (134557, 149839616), (139624, 144401888), (144128, 139889329), (151048, 133480544), (156736, 128636492), (177908, 113328064), (228484, 88242368), (237088, 85040024), (269114, 74919808), (279248, 72200944), (302096, 66740272), (313472, 64318246), (355816, 56664032), (456968, 44121184), (474176, 42520012), (538228, 37459904), (558496, 36100472), (585311, 34446592), (604192, 33370136), (626944, 32159123), (711632, 28332016), (913936, 22060592), (948352, 21260006), (1076456, 18729952), (1116992, 18050236), (1170622, 17223296), (1208384, 16685068), (1378787, 14622976), (1423264, 14166008), (1770751, 11386112), (1827872, 11030296), (1896704, 10630003), (2152912, 9364976), (2233984, 9025118), (2341244, 8611648), (2416768, 8342534), (2757574, 7311488), (2846528, 7083004), (3541502, 5693056), (3655744, 5515148), (4171267, 4833536), (4305824, 4682488), (4467968, 4512559)]