20671036672

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{19471}}^1$

素因数の和:19540

約数の個数: 144

約数和(自身を含む): 50148967680

約数和(自身を除く): 29477931008

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 32, 44, 52, 58, 64, 88, 104, 116, 128, 143, 176, 208, 232, 256, 286, 319, 352, 377, 416, 464, 572, 638, 704, 754, 832, 928, 1144, 1276, 1408, 1508, 1664, 1856, 2288, 2552, 2816, 3016, 3328, 3712, 4147, 4576, 5104, 6032, 7424, 8294, 9152, 10208, 12064, 16588, 18304, 19471, 20416, 24128, 33176, 36608, 38942, 40832, 48256, 66352, 77884, 81664, 96512, 132704, 155768, 214181, 253123, 265408, 311536, 428362, 506246, 530816, 564659, 623072, 856724, 1012492, 1061632, 1129318, 1246144, 1713448, 2024984, 2258636, 2492288, 2784353, 3426896, 4049968, 4517272, 4984576, 5568706, 6211249, 6853792, 7340567, 8099936, 9034544, 11137412, 12422498, 13707584, 14681134, 16199872, 18069088, 22274824, 24844996, 27415168, 29362268, 32399744, 36138176, 44549648, 49689992, 54830336, 58724536, 64799488, 72276352, 80746237, 89099296, 99379984, 117449072, 144552704, 161492474, 178198592, 198759968, 234898144, 322984948, 356397184, 397519936, 469796288, 645969896, 712794368, 795039872, 939592576, 1291939792, 1590079744, 1879185152, 2583879584, 5167759168, 10335518336, 20671036672]

約数ペア:

[(1, 20671036672), (2, 10335518336), (4, 5167759168), (8, 2583879584), (11, 1879185152), (13, 1590079744), (16, 1291939792), (22, 939592576), (26, 795039872), (29, 712794368), (32, 645969896), (44, 469796288), (52, 397519936), (58, 356397184), (64, 322984948), (88, 234898144), (104, 198759968), (116, 178198592), (128, 161492474), (143, 144552704), (176, 117449072), (208, 99379984), (232, 89099296), (256, 80746237), (286, 72276352), (319, 64799488), (352, 58724536), (377, 54830336), (416, 49689992), (464, 44549648), (572, 36138176), (638, 32399744), (704, 29362268), (754, 27415168), (832, 24844996), (928, 22274824), (1144, 18069088), (1276, 16199872), (1408, 14681134), (1508, 13707584), (1664, 12422498), (1856, 11137412), (2288, 9034544), (2552, 8099936), (2816, 7340567), (3016, 6853792), (3328, 6211249), (3712, 5568706), (4147, 4984576), (4576, 4517272), (5104, 4049968), (6032, 3426896), (7424, 2784353), (8294, 2492288), (9152, 2258636), (10208, 2024984), (12064, 1713448), (16588, 1246144), (18304, 1129318), (19471, 1061632), (20416, 1012492), (24128, 856724), (33176, 623072), (36608, 564659), (38942, 530816), (40832, 506246), (48256, 428362), (66352, 311536), (77884, 265408), (81664, 253123), (96512, 214181), (132704, 155768)]