9999550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{18181}}^1$

素因数の和:18204

約数の個数: 24

約数和(自身を含む): 20291112

約数和(自身を除く): 10291562

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 18181, 36362, 90905, 181810, 199991, 399982, 454525, 909050, 999955, 1999910, 4999775, 9999550]

約数ペア:

[(1, 9999550), (2, 4999775), (5, 1999910), (10, 999955), (11, 909050), (22, 454525), (25, 399982), (50, 199991), (55, 181810), (110, 90905), (275, 36362), (550, 18181)]