20816498

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{2633}}^1$

素因数の和:2761

約数の個数: 16

約数和(自身を含む): 32240160

約数和(自身を除く): 11423662

約数列:

[1, 2, 59, 67, 118, 134, 2633, 3953, 5266, 7906, 155347, 176411, 310694, 352822, 10408249, 20816498]

約数ペア:

[(1, 20816498), (2, 10408249), (59, 352822), (67, 310694), (118, 176411), (134, 155347), (2633, 7906), (3953, 5266)]