20572132

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4931}}^1$

素因数の和:5091

約数の個数: 24

約数和(自身を含む): 41428800

約数和(自身を除く): 20856668

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 4931, 9862, 19724, 34517, 69034, 138068, 734719, 1469438, 2938876, 5143033, 10286066, 20572132]

約数ペア:

[(1, 20572132), (2, 10286066), (4, 5143033), (7, 2938876), (14, 1469438), (28, 734719), (149, 138068), (298, 69034), (596, 34517), (1043, 19724), (2086, 9862), (4172, 4931)]