20787188056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{152846971}}^1$

素因数の和:152846994

約数の個数: 16

約数和(自身を含む): 41268682440

約数和(自身を除く): 20481494384

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 152846971, 305693942, 611387884, 1222775768, 2598398507, 5196797014, 10393594028, 20787188056]

約数ペア:

[(1, 20787188056), (2, 10393594028), (4, 5196797014), (8, 2598398507), (17, 1222775768), (34, 611387884), (68, 305693942), (136, 152846971)]