18828069

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{25409}}^1$

素因数の和:25444

約数の個数: 16

約数和(自身を含む): 28459200

約数和(自身を除く): 9631131

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 25409, 76227, 330317, 482771, 990951, 1448313, 6276023, 18828069]

約数ペア:

[(1, 18828069), (3, 6276023), (13, 1448313), (19, 990951), (39, 482771), (57, 330317), (247, 76227), (741, 25409)]