20155824

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:164

約数の個数: 160

約数和(自身を含む): 64648640

約数和(自身を除く): 44492816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 37, 39, 48, 52, 54, 72, 74, 78, 97, 104, 108, 111, 117, 144, 148, 156, 194, 208, 216, 222, 234, 291, 296, 312, 333, 351, 388, 432, 444, 468, 481, 582, 592, 624, 666, 702, 776, 873, 888, 936, 962, 999, 1164, 1261, 1332, 1404, 1443, 1552, 1746, 1776, 1872, 1924, 1998, 2328, 2522, 2619, 2664, 2808, 2886, 3492, 3589, 3783, 3848, 3996, 4329, 4656, 5044, 5238, 5328, 5616, 5772, 6984, 7178, 7566, 7696, 7992, 8658, 10088, 10476, 10767, 11349, 11544, 12987, 13968, 14356, 15132, 15984, 17316, 20176, 20952, 21534, 22698, 23088, 25974, 28712, 30264, 32301, 34047, 34632, 41904, 43068, 45396, 46657, 51948, 57424, 60528, 64602, 68094, 69264, 86136, 90792, 93314, 96903, 103896, 129204, 136188, 139971, 172272, 181584, 186628, 193806, 207792, 258408, 272376, 279942, 373256, 387612, 419913, 516816, 544752, 559884, 746512, 775224, 839826, 1119768, 1259739, 1550448, 1679652, 2239536, 2519478, 3359304, 5038956, 6718608, 10077912, 20155824]

約数ペア:

[(1, 20155824), (2, 10077912), (3, 6718608), (4, 5038956), (6, 3359304), (8, 2519478), (9, 2239536), (12, 1679652), (13, 1550448), (16, 1259739), (18, 1119768), (24, 839826), (26, 775224), (27, 746512), (36, 559884), (37, 544752), (39, 516816), (48, 419913), (52, 387612), (54, 373256), (72, 279942), (74, 272376), (78, 258408), (97, 207792), (104, 193806), (108, 186628), (111, 181584), (117, 172272), (144, 139971), (148, 136188), (156, 129204), (194, 103896), (208, 96903), (216, 93314), (222, 90792), (234, 86136), (291, 69264), (296, 68094), (312, 64602), (333, 60528), (351, 57424), (388, 51948), (432, 46657), (444, 45396), (468, 43068), (481, 41904), (582, 34632), (592, 34047), (624, 32301), (666, 30264), (702, 28712), (776, 25974), (873, 23088), (888, 22698), (936, 21534), (962, 20952), (999, 20176), (1164, 17316), (1261, 15984), (1332, 15132), (1404, 14356), (1443, 13968), (1552, 12987), (1746, 11544), (1776, 11349), (1872, 10767), (1924, 10476), (1998, 10088), (2328, 8658), (2522, 7992), (2619, 7696), (2664, 7566), (2808, 7178), (2886, 6984), (3492, 5772), (3589, 5616), (3783, 5328), (3848, 5238), (3996, 5044), (4329, 4656)]