20372724

素因数分解:

$2^2\times 3^2\times {\mathrm{565909}}^1$

素因数の和:565919

約数の個数: 18

約数和(自身を含む): 51497810

約数和(自身を除く): 31125086

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 565909, 1131818, 1697727, 2263636, 3395454, 5093181, 6790908, 10186362, 20372724]

約数ペア:

[(1, 20372724), (2, 10186362), (3, 6790908), (4, 5093181), (6, 3395454), (9, 2263636), (12, 1697727), (18, 1131818), (36, 565909)]