18844780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{32491}}^1$

素因数の和:32529

約数の個数: 24

約数和(自身を含む): 40939920

約数和(自身を除く): 22095140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 32491, 64982, 129964, 162455, 324910, 649820, 942239, 1884478, 3768956, 4711195, 9422390, 18844780]

約数ペア:

[(1, 18844780), (2, 9422390), (4, 4711195), (5, 3768956), (10, 1884478), (20, 942239), (29, 649820), (58, 324910), (116, 162455), (145, 129964), (290, 64982), (580, 32491)]