18112385

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{5431}}^1$

素因数の和:5488

約数の個数: 16

約数和(自身を含む): 23466240

約数和(自身を除く): 5353855

約数列:

[1, 5, 23, 29, 115, 145, 667, 3335, 5431, 27155, 124913, 157499, 624565, 787495, 3622477, 18112385]

約数ペア:

[(1, 18112385), (5, 3622477), (23, 787495), (29, 624565), (115, 157499), (145, 124913), (667, 27155), (3335, 5431)]