79837426390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{420196981}}^1$

素因数の和:420197007

約数の個数: 16

約数和(自身を含む): 151270913520

約数和(自身を除く): 71433487130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 420196981, 840393962, 2100984905, 4201969810, 7983742639, 15967485278, 39918713195, 79837426390]

約数ペア:

[(1, 79837426390), (2, 39918713195), (5, 15967485278), (10, 7983742639), (19, 4201969810), (38, 2100984905), (95, 840393962), (190, 420196981)]