20701616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{99527}}^1$

素因数の和:99548

約数の個数: 20

約数和(自身を含む): 43195152

約数和(自身を除く): 22493536

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 99527, 199054, 398108, 796216, 1293851, 1592432, 2587702, 5175404, 10350808, 20701616]

約数ペア:

[(1, 20701616), (2, 10350808), (4, 5175404), (8, 2587702), (13, 1592432), (16, 1293851), (26, 796216), (52, 398108), (104, 199054), (208, 99527)]