18575921

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7039}}^1$

素因数の和:7088

約数の個数: 16

約数和(自身を含む): 23654400

約数和(自身を除く): 5078479

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 7039, 49273, 91507, 204131, 640549, 1428917, 2653703, 18575921]

約数ペア:

[(1, 18575921), (7, 2653703), (13, 1428917), (29, 640549), (91, 204131), (203, 91507), (377, 49273), (2639, 7039)]