20105497

素因数分解:

${\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:312

約数の個数: 16

約数和(自身を含む): 21565440

約数和(自身を除く): 1459943

約数列:

[1, 29, 53, 103, 127, 1537, 2987, 3683, 5459, 6731, 13081, 158311, 195199, 379349, 693293, 20105497]

約数ペア:

[(1, 20105497), (29, 693293), (53, 379349), (103, 195199), (127, 158311), (1537, 13081), (2987, 6731), (3683, 5459)]