20493523679

素因数分解:

${\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{31079}}^1$

素因数の和:31438

約数の個数: 16

約数和(自身を含む): 21482496000

約数和(自身を除く): 988972321

約数列:

[1, 31, 89, 239, 2759, 7409, 21271, 31079, 659401, 963449, 2766031, 7427881, 85746961, 230264311, 661081409, 20493523679]

約数ペア:

[(1, 20493523679), (31, 661081409), (89, 230264311), (239, 85746961), (2759, 7427881), (7409, 2766031), (21271, 963449), (31079, 659401)]