20327272

素因数分解:

$2^3\times 7^1\times {\mathrm{362987}}^1$

素因数の和:363000

約数の個数: 16

約数和(自身を含む): 43558560

約数和(自身を除く): 23231288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 362987, 725974, 1451948, 2540909, 2903896, 5081818, 10163636, 20327272]

約数ペア:

[(1, 20327272), (2, 10163636), (4, 5081818), (7, 2903896), (8, 2540909), (14, 1451948), (28, 725974), (56, 362987)]