2019929499

素因数分解:

$3^2\times 7^2\times {\mathrm{4580339}}^1$

素因数の和:4580359

約数の個数: 18

約数和(自身を含む): 3394031940

約数和(自身を除く): 1374102441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4580339, 13741017, 32062373, 41223051, 96187119, 224436611, 288561357, 673309833, 2019929499]

約数ペア:

[(1, 2019929499), (3, 673309833), (7, 288561357), (9, 224436611), (21, 96187119), (49, 41223051), (63, 32062373), (147, 13741017), (441, 4580339)]