19925768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{146513}}^1$

素因数の和:146536

約数の個数: 16

約数和(自身を含む): 39558780

約数和(自身を除く): 19633012

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 146513, 293026, 586052, 1172104, 2490721, 4981442, 9962884, 19925768]

約数ペア:

[(1, 19925768), (2, 9962884), (4, 4981442), (8, 2490721), (17, 1172104), (34, 586052), (68, 293026), (136, 146513)]