212378985286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{18438877}}^1$

素因数の和:18439335

約数の個数: 16

約数和(自身を含む): 343848196944

約数和(自身を除く): 131469211658

約数列:

[1, 2, 13, 26, 443, 886, 5759, 11518, 18438877, 36877754, 239705401, 479410802, 8168422511, 16336845022, 106189492643, 212378985286]

約数ペア:

[(1, 212378985286), (2, 106189492643), (13, 16336845022), (26, 8168422511), (443, 479410802), (886, 239705401), (5759, 36877754), (11518, 18438877)]