20128046414

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{2999}}^1$

素因数の和:3369

約数の個数: 64

約数和(自身を含む): 36426240000

約数和(自身を除く): 16298193586

約数列:

[1, 2, 7, 14, 29, 58, 61, 122, 203, 271, 406, 427, 542, 854, 1769, 1897, 2999, 3538, 3794, 5998, 7859, 12383, 15718, 16531, 20993, 24766, 33062, 41986, 55013, 86971, 110026, 115717, 173942, 182939, 231434, 365878, 479399, 608797, 812729, 958798, 1217594, 1280573, 1625458, 2561146, 3355793, 5305231, 5689103, 6711586, 10610462, 11378206, 23569141, 37136617, 47138282, 49576469, 74273234, 99152938, 164983987, 329967974, 347035283, 694070566, 1437717601, 2875435202, 10064023207, 20128046414]

約数ペア:

[(1, 20128046414), (2, 10064023207), (7, 2875435202), (14, 1437717601), (29, 694070566), (58, 347035283), (61, 329967974), (122, 164983987), (203, 99152938), (271, 74273234), (406, 49576469), (427, 47138282), (542, 37136617), (854, 23569141), (1769, 11378206), (1897, 10610462), (2999, 6711586), (3538, 5689103), (3794, 5305231), (5998, 3355793), (7859, 2561146), (12383, 1625458), (15718, 1280573), (16531, 1217594), (20993, 958798), (24766, 812729), (33062, 608797), (41986, 479399), (55013, 365878), (86971, 231434), (110026, 182939), (115717, 173942)]