20175644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3739}}^1$

素因数の和:3833

約数の個数: 24

約数和(自身を含む): 37699200

約数和(自身を除く): 17523556

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 3739, 5396, 7478, 14956, 71041, 142082, 265469, 284164, 530938, 1061876, 5043911, 10087822, 20175644]

約数ペア:

[(1, 20175644), (2, 10087822), (4, 5043911), (19, 1061876), (38, 530938), (71, 284164), (76, 265469), (142, 142082), (284, 71041), (1349, 14956), (2698, 7478), (3739, 5396)]