18322997

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 23998464

約数和(自身を除く): 5675467

約数列:

[1, 7, 11, 47, 61, 77, 83, 329, 427, 517, 581, 671, 913, 2867, 3619, 3901, 4697, 5063, 6391, 20069, 27307, 31537, 35441, 42911, 55693, 220759, 237961, 300377, 389851, 1665727, 2617571, 18322997]

約数ペア:

[(1, 18322997), (7, 2617571), (11, 1665727), (47, 389851), (61, 300377), (77, 237961), (83, 220759), (329, 55693), (427, 42911), (517, 35441), (581, 31537), (671, 27307), (913, 20069), (2867, 6391), (3619, 5063), (3901, 4697)]