18492275

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 23998464

約数和(自身を除く): 5506189

約数列:

[1, 5, 25, 31, 107, 155, 223, 535, 775, 1115, 2675, 3317, 5575, 6913, 16585, 23861, 34565, 82925, 119305, 172825, 596525, 739691, 3698455, 18492275]

約数ペア:

[(1, 18492275), (5, 3698455), (25, 739691), (31, 596525), (107, 172825), (155, 119305), (223, 82925), (535, 34565), (775, 23861), (1115, 16585), (2675, 6913), (3317, 5575)]