20328305641

素因数分解:

$7^1\times {\mathrm{137}}^1\times {\mathrm{821}}^1\times {\mathrm{25819}}^1$

素因数の和:26784

約数の個数: 16

約数和(自身を含む): 23431340160

約数和(自身を除く): 3103034519

約数列:

[1, 7, 137, 821, 959, 5747, 25819, 112477, 180733, 787339, 3537203, 21197399, 24760421, 148381793, 2904043663, 20328305641]

約数ペア:

[(1, 20328305641), (7, 2904043663), (137, 148381793), (821, 24760421), (959, 21197399), (5747, 3537203), (25819, 787339), (112477, 180733)]