2089969648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{127189}}^1$

素因数の和:127289

約数の個数: 40

約数和(自身を含む): 4416036800

約数和(自身を除く): 2326067152

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 8216, 16432, 127189, 254378, 508756, 1017512, 1653457, 2035024, 3306914, 6613828, 10047931, 13227656, 20095862, 26455312, 40191724, 80383448, 130623103, 160766896, 261246206, 522492412, 1044984824, 2089969648]

約数ペア:

[(1, 2089969648), (2, 1044984824), (4, 522492412), (8, 261246206), (13, 160766896), (16, 130623103), (26, 80383448), (52, 40191724), (79, 26455312), (104, 20095862), (158, 13227656), (208, 10047931), (316, 6613828), (632, 3306914), (1027, 2035024), (1264, 1653457), (2054, 1017512), (4108, 508756), (8216, 254378), (16432, 127189)]