20516353

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2707}}^1$

素因数の和:2784

約数の個数: 16

約数和(自身を含む): 24566976

約数和(自身を除く): 4050623

約数列:

[1, 11, 13, 53, 143, 583, 689, 2707, 7579, 29777, 35191, 143471, 387101, 1578181, 1865123, 20516353]

約数ペア:

[(1, 20516353), (11, 1865123), (13, 1578181), (53, 387101), (143, 143471), (583, 35191), (689, 29777), (2707, 7579)]