20258978844

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1\times {\mathrm{2683}}^1$

素因数の和:3299

約数の個数: 96

約数和(自身を含む): 51554272000

約数和(自身を除く): 31295293156

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 97, 156, 194, 291, 388, 499, 582, 998, 1164, 1261, 1497, 1996, 2522, 2683, 2994, 3783, 5044, 5366, 5988, 6487, 7566, 8049, 10732, 12974, 15132, 16098, 19461, 25948, 32196, 34879, 38922, 48403, 69758, 77844, 96806, 104637, 139516, 145209, 193612, 209274, 260251, 290418, 418548, 520502, 580836, 629239, 780753, 1041004, 1258478, 1338817, 1561506, 1887717, 2516956, 2677634, 3123012, 3383263, 3775434, 4016451, 5355268, 6766526, 7550868, 8032902, 10149789, 13533052, 16065804, 17404621, 20299578, 34809242, 40599156, 52213863, 69618484, 104427726, 129865249, 208855452, 259730498, 389595747, 519460996, 779191494, 1558382988, 1688248237, 3376496474, 5064744711, 6752992948, 10129489422, 20258978844]

約数ペア:

[(1, 20258978844), (2, 10129489422), (3, 6752992948), (4, 5064744711), (6, 3376496474), (12, 1688248237), (13, 1558382988), (26, 779191494), (39, 519460996), (52, 389595747), (78, 259730498), (97, 208855452), (156, 129865249), (194, 104427726), (291, 69618484), (388, 52213863), (499, 40599156), (582, 34809242), (998, 20299578), (1164, 17404621), (1261, 16065804), (1497, 13533052), (1996, 10149789), (2522, 8032902), (2683, 7550868), (2994, 6766526), (3783, 5355268), (5044, 4016451), (5366, 3775434), (5988, 3383263), (6487, 3123012), (7566, 2677634), (8049, 2516956), (10732, 1887717), (12974, 1561506), (15132, 1338817), (16098, 1258478), (19461, 1041004), (25948, 780753), (32196, 629239), (34879, 580836), (38922, 520502), (48403, 418548), (69758, 290418), (77844, 260251), (96806, 209274), (104637, 193612), (139516, 145209)]