64173616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{308527}}^1$

素因数の和:308548

約数の個数: 20

約数和(自身を含む): 133901152

約数和(自身を除く): 69727536

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 308527, 617054, 1234108, 2468216, 4010851, 4936432, 8021702, 16043404, 32086808, 64173616]

約数ペア:

[(1, 64173616), (2, 32086808), (4, 16043404), (8, 8021702), (13, 4936432), (16, 4010851), (26, 2468216), (52, 1234108), (104, 617054), (208, 308527)]