20882435

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9781}}^1$

素因数の和:9854

約数の個数: 16

約数和(自身を含む): 29111232

約数和(自身を除く): 8228797

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 9781, 48905, 68467, 342335, 596641, 2983205, 4176487, 20882435]

約数ペア:

[(1, 20882435), (5, 4176487), (7, 2983205), (35, 596641), (61, 342335), (305, 68467), (427, 48905), (2135, 9781)]