17998111

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:426

約数の個数: 16

約数和(自身を含む): 19686240

約数和(自身を除く): 1688129

約数列:

[1, 19, 53, 61, 293, 1007, 1159, 3233, 5567, 15529, 17873, 61427, 295051, 339587, 947269, 17998111]

約数ペア:

[(1, 17998111), (19, 947269), (53, 339587), (61, 295051), (293, 61427), (1007, 17873), (1159, 15529), (3233, 5567)]