20342270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{937}}^1$

素因数の和:1124

約数の個数: 32

約数和(自身を含む): 39711168

約数和(自身を除く): 19368898

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 167, 334, 835, 937, 1670, 1874, 2171, 4342, 4685, 9370, 10855, 12181, 21710, 24362, 60905, 121810, 156479, 312958, 782395, 1564790, 2034227, 4068454, 10171135, 20342270]

約数ペア:

[(1, 20342270), (2, 10171135), (5, 4068454), (10, 2034227), (13, 1564790), (26, 782395), (65, 312958), (130, 156479), (167, 121810), (334, 60905), (835, 24362), (937, 21710), (1670, 12181), (1874, 10855), (2171, 9370), (4342, 4685)]