20128040270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11910083}}^1$

素因数の和:11910116

約数の個数: 24

約数和(自身を含む): 39231816696

約数和(自身を除く): 19103776426

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11910083, 23820166, 59550415, 119100830, 154831079, 309662158, 774155395, 1548310790, 2012804027, 4025608054, 10064020135, 20128040270]

約数ペア:

[(1, 20128040270), (2, 10064020135), (5, 4025608054), (10, 2012804027), (13, 1548310790), (26, 774155395), (65, 309662158), (130, 154831079), (169, 119100830), (338, 59550415), (845, 23820166), (1690, 11910083)]