20012838

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{81353}}^1$

素因数の和:81399

約数の個数: 16

約数和(自身を含む): 41002416

約数和(自身を除く): 20989578

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 81353, 162706, 244059, 488118, 3335473, 6670946, 10006419, 20012838]

約数ペア:

[(1, 20012838), (2, 10006419), (3, 6670946), (6, 3335473), (41, 488118), (82, 244059), (123, 162706), (246, 81353)]