18693895

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{53}}^2$

素因数の和:144

約数の個数: 24

約数和(自身を含む): 25148592

約数和(自身を除く): 6454697

約数列:

[1, 5, 11, 53, 55, 121, 265, 583, 605, 1331, 2809, 2915, 6413, 6655, 14045, 30899, 32065, 70543, 154495, 339889, 352715, 1699445, 3738779, 18693895]

約数ペア:

[(1, 18693895), (5, 3738779), (11, 1699445), (53, 352715), (55, 339889), (121, 154495), (265, 70543), (583, 32065), (605, 30899), (1331, 14045), (2809, 6655), (2915, 6413)]