18242638

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:663

約数の個数: 16

約数和(自身を含む): 27780480

約数和(自身を除く): 9537842

約数列:

[1, 2, 139, 211, 278, 311, 422, 622, 29329, 43229, 58658, 65621, 86458, 131242, 9121319, 18242638]

約数ペア:

[(1, 18242638), (2, 9121319), (139, 131242), (211, 86458), (278, 65621), (311, 58658), (422, 43229), (622, 29329)]