1954999904

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{38839}}^1$

素因数の和:38884

約数の個数: 72

約数和(自身を含む): 4556165040

約数和(自身を除く): 2601165136

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 352, 416, 484, 572, 968, 1144, 1573, 1936, 2288, 3146, 3872, 4576, 6292, 12584, 25168, 38839, 50336, 77678, 155356, 310712, 427229, 504907, 621424, 854458, 1009814, 1242848, 1708916, 2019628, 3417832, 4039256, 4699519, 5553977, 6835664, 8078512, 9399038, 11107954, 13671328, 16157024, 18798076, 22215908, 37596152, 44431816, 61093747, 75192304, 88863632, 122187494, 150384608, 177727264, 244374988, 488749976, 977499952, 1954999904]

約数ペア:

[(1, 1954999904), (2, 977499952), (4, 488749976), (8, 244374988), (11, 177727264), (13, 150384608), (16, 122187494), (22, 88863632), (26, 75192304), (32, 61093747), (44, 44431816), (52, 37596152), (88, 22215908), (104, 18798076), (121, 16157024), (143, 13671328), (176, 11107954), (208, 9399038), (242, 8078512), (286, 6835664), (352, 5553977), (416, 4699519), (484, 4039256), (572, 3417832), (968, 2019628), (1144, 1708916), (1573, 1242848), (1936, 1009814), (2288, 854458), (3146, 621424), (3872, 504907), (4576, 427229), (6292, 310712), (12584, 155356), (25168, 77678), (38839, 50336)]