20197226161

素因数分解:

$7^2\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{18257}}^1$

素因数の和:18589

約数の個数: 24

約数和(自身を含む): 23828004576

約数和(自身を除く): 3630778415

約数列:

[1, 7, 49, 107, 211, 749, 1477, 5243, 10339, 18257, 22577, 127799, 158039, 894593, 1106273, 1953499, 3852227, 13674493, 26965589, 95721451, 188759123, 412188289, 2885318023, 20197226161]

約数ペア:

[(1, 20197226161), (7, 2885318023), (49, 412188289), (107, 188759123), (211, 95721451), (749, 26965589), (1477, 13674493), (5243, 3852227), (10339, 1953499), (18257, 1106273), (22577, 894593), (127799, 158039)]