20101179

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7537}}^1$

素因数の和:7674

約数の個数: 16

約数和(自身を含む): 30875648

約数和(自身を除く): 10774469

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 7537, 22611, 52759, 158277, 957199, 2871597, 6700393, 20101179]

約数ペア:

[(1, 20101179), (3, 6700393), (7, 2871597), (21, 957199), (127, 158277), (381, 52759), (889, 22611), (2667, 7537)]