18823610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4993}}^1$

素因数の和:5042

約数の個数: 32

約数和(自身を含む): 37754640

約数和(自身を除く): 18931030

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 4993, 9986, 24965, 49930, 64909, 129818, 144797, 289594, 324545, 649090, 723985, 1447970, 1882361, 3764722, 9411805, 18823610]

約数ペア:

[(1, 18823610), (2, 9411805), (5, 3764722), (10, 1882361), (13, 1447970), (26, 723985), (29, 649090), (58, 324545), (65, 289594), (130, 144797), (145, 129818), (290, 64909), (377, 49930), (754, 24965), (1885, 9986), (3770, 4993)]