15957136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{76717}}^1$

素因数の和:76738

約数の個数: 20

約数和(自身を含む): 33295612

約数和(自身を除く): 17338476

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 76717, 153434, 306868, 613736, 997321, 1227472, 1994642, 3989284, 7978568, 15957136]

約数ペア:

[(1, 15957136), (2, 7978568), (4, 3989284), (8, 1994642), (13, 1227472), (16, 997321), (26, 613736), (52, 306868), (104, 153434), (208, 76717)]