20201021576

素因数分解:

$2^3\times {\mathrm{1163}}^1\times {\mathrm{2171219}}^1$

素因数の和:2172388

約数の個数: 16

約数和(自身を含む): 37909501200

約数和(自身を除く): 17708479624

約数列:

[1, 2, 4, 8, 1163, 2326, 4652, 9304, 2171219, 4342438, 8684876, 17369752, 2525127697, 5050255394, 10100510788, 20201021576]

約数ペア:

[(1, 20201021576), (2, 10100510788), (4, 5050255394), (8, 2525127697), (1163, 17369752), (2326, 8684876), (4652, 4342438), (9304, 2171219)]