19534743

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{23339}}^1$

素因数の和:23379

約数の個数: 16

約数和(自身を含む): 29875200

約数和(自身を除く): 10340457

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 23339, 70017, 210051, 630153, 723509, 2170527, 6511581, 19534743]

約数ペア:

[(1, 19534743), (3, 6511581), (9, 2170527), (27, 723509), (31, 630153), (93, 210051), (279, 70017), (837, 23339)]