20122421904

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{2531}}^1$

素因数の和:2726

約数の個数: 240

約数和(自身を含む): 63084962304

約数和(自身を除く): 42962540400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 48, 52, 62, 72, 78, 93, 104, 117, 124, 137, 144, 156, 186, 208, 234, 248, 274, 279, 312, 372, 403, 411, 468, 496, 548, 558, 624, 744, 806, 822, 936, 1096, 1116, 1209, 1233, 1488, 1612, 1644, 1781, 1872, 2192, 2232, 2418, 2466, 2531, 3224, 3288, 3562, 3627, 4247, 4464, 4836, 4932, 5062, 5343, 6448, 6576, 7124, 7254, 7593, 8494, 9672, 9864, 10124, 10686, 12741, 14248, 14508, 15186, 16029, 16988, 19344, 19728, 20248, 21372, 22779, 25482, 28496, 29016, 30372, 32058, 32903, 33976, 38223, 40496, 42744, 45558, 50964, 55211, 58032, 60744, 64116, 65806, 67952, 76446, 78461, 85488, 91116, 98709, 101928, 110422, 121488, 128232, 131612, 152892, 156922, 165633, 182232, 197418, 203856, 220844, 235383, 256464, 263224, 296127, 305784, 313844, 331266, 346747, 364464, 394836, 441688, 470766, 496899, 526448, 592254, 611568, 627688, 662532, 693494, 706149, 789672, 883376, 941532, 993798, 1019993, 1040241, 1184508, 1255376, 1325064, 1386988, 1412298, 1579344, 1883064, 1987596, 2039986, 2080482, 2369016, 2650128, 2773976, 2824596, 3059979, 3120723, 3766128, 3975192, 4079972, 4160964, 4507711, 4738032, 5547952, 5649192, 6119958, 6241446, 7950384, 8159944, 8321928, 9015422, 9179937, 10749157, 11298384, 12239916, 12482892, 13523133, 16319888, 16643856, 18030844, 18359874, 21498314, 24479832, 24965784, 27046266, 32247471, 36061688, 36719748, 40569399, 42996628, 48959664, 49931568, 54092532, 64494942, 72123376, 73439496, 81138798, 85993256, 96742413, 108185064, 128989884, 139739041, 146878992, 162277596, 171986512, 193484826, 216370128, 257979768, 279478082, 324555192, 386969652, 419217123, 515959536, 558956164, 649110384, 773939304, 838434246, 1117912328, 1257651369, 1547878608, 1676868492, 2235824656, 2515302738, 3353736984, 5030605476, 6707473968, 10061210952, 20122421904]

約数ペア:

[(1, 20122421904), (2, 10061210952), (3, 6707473968), (4, 5030605476), (6, 3353736984), (8, 2515302738), (9, 2235824656), (12, 1676868492), (13, 1547878608), (16, 1257651369), (18, 1117912328), (24, 838434246), (26, 773939304), (31, 649110384), (36, 558956164), (39, 515959536), (48, 419217123), (52, 386969652), (62, 324555192), (72, 279478082), (78, 257979768), (93, 216370128), (104, 193484826), (117, 171986512), (124, 162277596), (137, 146878992), (144, 139739041), (156, 128989884), (186, 108185064), (208, 96742413), (234, 85993256), (248, 81138798), (274, 73439496), (279, 72123376), (312, 64494942), (372, 54092532), (403, 49931568), (411, 48959664), (468, 42996628), (496, 40569399), (548, 36719748), (558, 36061688), (624, 32247471), (744, 27046266), (806, 24965784), (822, 24479832), (936, 21498314), (1096, 18359874), (1116, 18030844), (1209, 16643856), (1233, 16319888), (1488, 13523133), (1612, 12482892), (1644, 12239916), (1781, 11298384), (1872, 10749157), (2192, 9179937), (2232, 9015422), (2418, 8321928), (2466, 8159944), (2531, 7950384), (3224, 6241446), (3288, 6119958), (3562, 5649192), (3627, 5547952), (4247, 4738032), (4464, 4507711), (4836, 4160964), (4932, 4079972), (5062, 3975192), (5343, 3766128), (6448, 3120723), (6576, 3059979), (7124, 2824596), (7254, 2773976), (7593, 2650128), (8494, 2369016), (9672, 2080482), (9864, 2039986), (10124, 1987596), (10686, 1883064), (12741, 1579344), (14248, 1412298), (14508, 1386988), (15186, 1325064), (16029, 1255376), (16988, 1184508), (19344, 1040241), (19728, 1019993), (20248, 993798), (21372, 941532), (22779, 883376), (25482, 789672), (28496, 706149), (29016, 693494), (30372, 662532), (32058, 627688), (32903, 611568), (33976, 592254), (38223, 526448), (40496, 496899), (42744, 470766), (45558, 441688), (50964, 394836), (55211, 364464), (58032, 346747), (60744, 331266), (64116, 313844), (65806, 305784), (67952, 296127), (76446, 263224), (78461, 256464), (85488, 235383), (91116, 220844), (98709, 203856), (101928, 197418), (110422, 182232), (121488, 165633), (128232, 156922), (131612, 152892)]