20016705

素因数分解:

$3^1\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1307}}^1$

素因数の和:2336

約数の個数: 16

約数和(自身を含む): 32082624

約数和(自身を除く): 12065919

約数列:

[1, 3, 5, 15, 1021, 1307, 3063, 3921, 5105, 6535, 15315, 19605, 1334447, 4003341, 6672235, 20016705]

約数ペア:

[(1, 20016705), (3, 6672235), (5, 4003341), (15, 1334447), (1021, 19605), (1307, 15315), (3063, 6535), (3921, 5105)]