26886704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{129263}}^1$

素因数の和:129284

約数の個数: 20

約数和(自身を含む): 56100576

約数和(自身を除く): 29213872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 129263, 258526, 517052, 1034104, 1680419, 2068208, 3360838, 6721676, 13443352, 26886704]

約数ペア:

[(1, 26886704), (2, 13443352), (4, 6721676), (8, 3360838), (13, 2068208), (16, 1680419), (26, 1034104), (52, 517052), (104, 258526), (208, 129263)]