18276727

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1049}}^1$

素因数の和:1206

約数の個数: 16

約数和(自身を含む): 22176000

約数和(自身を除く): 3899273

約数列:

[1, 7, 19, 131, 133, 917, 1049, 2489, 7343, 17423, 19931, 137419, 139517, 961933, 2610961, 18276727]

約数ペア:

[(1, 18276727), (7, 2610961), (19, 961933), (131, 139517), (133, 137419), (917, 19931), (1049, 17423), (2489, 7343)]