20418394

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1931}}^1$

素因数の和:2261

約数の個数: 16

約数和(自身を含む): 32550336

約数和(自身を除く): 12131942

約数列:

[1, 2, 17, 34, 311, 622, 1931, 3862, 5287, 10574, 32827, 65654, 600541, 1201082, 10209197, 20418394]

約数ペア:

[(1, 20418394), (2, 10209197), (17, 1201082), (34, 600541), (311, 65654), (622, 32827), (1931, 10574), (3862, 5287)]