156919568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{754421}}^1$

素因数の和:754442

約数の個数: 20

約数和(自身を含む): 327419148

約数和(自身を除く): 170499580

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 754421, 1508842, 3017684, 6035368, 9807473, 12070736, 19614946, 39229892, 78459784, 156919568]

約数ペア:

[(1, 156919568), (2, 78459784), (4, 39229892), (8, 19614946), (13, 12070736), (16, 9807473), (26, 6035368), (52, 3017684), (104, 1508842), (208, 754421)]