19065657

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3517}}^1$

素因数の和:3672

約数の個数: 16

約数和(自身を含む): 27581120

約数和(自身を除く): 8515463

約数列:

[1, 3, 13, 39, 139, 417, 1807, 3517, 5421, 10551, 45721, 137163, 488863, 1466589, 6355219, 19065657]

約数ペア:

[(1, 19065657), (3, 6355219), (13, 1466589), (39, 488863), (139, 137163), (417, 45721), (1807, 10551), (3517, 5421)]