20382674

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1871}}^1$

素因数の和:2305

約数の個数: 16

約数和(自身を含む): 33022080

約数和(自身を除く): 12639406

約数列:

[1, 2, 13, 26, 419, 838, 1871, 3742, 5447, 10894, 24323, 48646, 783949, 1567898, 10191337, 20382674]

約数ペア:

[(1, 20382674), (2, 10191337), (13, 1567898), (26, 783949), (419, 48646), (838, 24323), (1871, 10894), (3742, 5447)]