20200629

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{2347}}^1$

素因数の和:2520

約数の個数: 16

約数和(自身を含む): 28551680

約数和(自身を除く): 8351051

約数列:

[1, 3, 19, 57, 151, 453, 2347, 2869, 7041, 8607, 44593, 133779, 354397, 1063191, 6733543, 20200629]

約数ペア:

[(1, 20200629), (3, 6733543), (19, 1063191), (57, 354397), (151, 133779), (453, 44593), (2347, 8607), (2869, 7041)]