19790312

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{145517}}^1$

素因数の和:145540

約数の個数: 16

約数和(自身を含む): 39289860

約数和(自身を除く): 19499548

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 145517, 291034, 582068, 1164136, 2473789, 4947578, 9895156, 19790312]

約数ペア:

[(1, 19790312), (2, 9895156), (4, 4947578), (8, 2473789), (17, 1164136), (34, 582068), (68, 291034), (136, 145517)]