20644908

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{16703}}^1$

素因数の和:16813

約数の個数: 24

約数和(自身を含む): 48642048

約数和(自身を除く): 27997140

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 618, 1236, 16703, 33406, 50109, 66812, 100218, 200436, 1720409, 3440818, 5161227, 6881636, 10322454, 20644908]

約数ペア:

[(1, 20644908), (2, 10322454), (3, 6881636), (4, 5161227), (6, 3440818), (12, 1720409), (103, 200436), (206, 100218), (309, 66812), (412, 50109), (618, 33406), (1236, 16703)]