20426436

素因数分解:

$2^2\times 3^2\times {\mathrm{567401}}^1$

素因数の和:567411

約数の個数: 18

約数和(自身を含む): 51633582

約数和(自身を除く): 31207146

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 567401, 1134802, 1702203, 2269604, 3404406, 5106609, 6808812, 10213218, 20426436]

約数ペア:

[(1, 20426436), (2, 10213218), (3, 6808812), (4, 5106609), (6, 3404406), (9, 2269604), (12, 1702203), (18, 1134802), (36, 567401)]