19720236

素因数分解:

$2^2\times 3^1\times {\mathrm{769}}^1\times {\mathrm{2137}}^1$

素因数の和:2913

約数の個数: 24

約数和(自身を含む): 46095280

約数和(自身を除く): 26375044

約数列:

[1, 2, 3, 4, 6, 12, 769, 1538, 2137, 2307, 3076, 4274, 4614, 6411, 8548, 9228, 12822, 25644, 1643353, 3286706, 4930059, 6573412, 9860118, 19720236]

約数ペア:

[(1, 19720236), (2, 9860118), (3, 6573412), (4, 4930059), (6, 3286706), (12, 1643353), (769, 25644), (1538, 12822), (2137, 9228), (2307, 8548), (3076, 6411), (4274, 4614)]