25537616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{122777}}^1$

素因数の和:122798

約数の個数: 20

約数和(自身を含む): 53285652

約数和(自身を除く): 27748036

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 122777, 245554, 491108, 982216, 1596101, 1964432, 3192202, 6384404, 12768808, 25537616]

約数ペア:

[(1, 25537616), (2, 12768808), (4, 6384404), (8, 3192202), (13, 1964432), (16, 1596101), (26, 982216), (52, 491108), (104, 245554), (208, 122777)]