20123849981

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{52807}}^1$

素因数の和:53504

約数の個数: 16

約数和(自身を含む): 21900533760

約数和(自身を除く): 1776683779

約数列:

[1, 19, 31, 589, 647, 12293, 20057, 52807, 381083, 1003333, 1637017, 31103323, 34166129, 649156451, 1059149999, 20123849981]

約数ペア:

[(1, 20123849981), (19, 1059149999), (31, 649156451), (589, 34166129), (647, 31103323), (12293, 1637017), (20057, 1003333), (52807, 381083)]