20258604

素因数分解:

$2^2\times 3^2\times {\mathrm{562739}}^1$

素因数の和:562749

約数の個数: 18

約数和(自身を含む): 51209340

約数和(自身を除く): 30950736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 562739, 1125478, 1688217, 2250956, 3376434, 5064651, 6752868, 10129302, 20258604]

約数ペア:

[(1, 20258604), (2, 10129302), (3, 6752868), (4, 5064651), (6, 3376434), (9, 2250956), (12, 1688217), (18, 1125478), (36, 562739)]