20649359026

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{881}}^1\times {\mathrm{689369}}^1$

素因数の和:690269

約数の個数: 16

約数和(自身を含む): 32833314360

約数和(自身を除く): 12183955334

約数列:

[1, 2, 17, 34, 881, 1762, 14977, 29954, 689369, 1378738, 11719273, 23438546, 607334089, 1214668178, 10324679513, 20649359026]

約数ペア:

[(1, 20649359026), (2, 10324679513), (17, 1214668178), (34, 607334089), (881, 23438546), (1762, 11719273), (14977, 1378738), (29954, 689369)]