12665894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2237}}^1$

素因数の和:2407

約数の個数: 16

約数和(自身を含む): 20142000

約数和(自身を除く): 7476106

約数列:

[1, 2, 19, 38, 149, 298, 2237, 2831, 4474, 5662, 42503, 85006, 333313, 666626, 6332947, 12665894]

約数ペア:

[(1, 12665894), (2, 6332947), (19, 666626), (38, 333313), (149, 85006), (298, 42503), (2237, 5662), (2831, 4474)]