188221490

素因数分解:

$2^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{27239}}^1$

素因数の和:27937

約数の個数: 16

約数和(自身を含む): 339301440

約数和(自身を除く): 151079950

約数列:

[1, 2, 5, 10, 691, 1382, 3455, 6910, 27239, 54478, 136195, 272390, 18822149, 37644298, 94110745, 188221490]

約数ペア:

[(1, 188221490), (2, 94110745), (5, 37644298), (10, 18822149), (691, 272390), (1382, 136195), (3455, 54478), (6910, 27239)]