20506535

素因数分解:

$5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{5801}}^1$

素因数の和:5914

約数の個数: 16

約数和(自身を含む): 28406592

約数和(自身を除く): 7900057

約数列:

[1, 5, 7, 35, 101, 505, 707, 3535, 5801, 29005, 40607, 203035, 585901, 2929505, 4101307, 20506535]

約数ペア:

[(1, 20506535), (5, 4101307), (7, 2929505), (35, 585901), (101, 203035), (505, 40607), (707, 29005), (3535, 5801)]