20785823704

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{152836939}}^1$

素因数の和:152836962

約数の個数: 16

約数和(自身を含む): 41265973800

約数和(自身を除く): 20480150096

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 152836939, 305673878, 611347756, 1222695512, 2598227963, 5196455926, 10392911852, 20785823704]

約数ペア:

[(1, 20785823704), (2, 10392911852), (4, 5196455926), (8, 2598227963), (17, 1222695512), (34, 611347756), (68, 305673878), (136, 152836939)]