19660578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{468109}}^1$

素因数の和:468121

約数の個数: 16

約数和(自身を含む): 44938560

約数和(自身を除く): 25277982

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 468109, 936218, 1404327, 2808654, 3276763, 6553526, 9830289, 19660578]

約数ペア:

[(1, 19660578), (2, 9830289), (3, 6553526), (6, 3276763), (7, 2808654), (14, 1404327), (21, 936218), (42, 468109)]