20651042007

素因数分解:

$3^2\times {\mathrm{211}}^1\times {\mathrm{1531}}^1\times {\mathrm{7103}}^1$

素因数の和:8851

約数の個数: 24

約数和(自身を含む): 29994451968

約数和(自身を除く): 9343409961

約数列:

[1, 3, 9, 211, 633, 1531, 1899, 4593, 7103, 13779, 21309, 63927, 323041, 969123, 1498733, 2907369, 4496199, 10874693, 13488597, 32624079, 97872237, 2294560223, 6883680669, 20651042007]

約数ペア:

[(1, 20651042007), (3, 6883680669), (9, 2294560223), (211, 97872237), (633, 32624079), (1531, 13488597), (1899, 10874693), (4593, 4496199), (7103, 2907369), (13779, 1498733), (21309, 969123), (63927, 323041)]