18983205

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10289}}^1$

素因数の和:10341

約数の個数: 24

約数和(自身を含む): 33710040

約数和(自身を除く): 14726835

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 10289, 30867, 51445, 92601, 154335, 421849, 463005, 1265547, 2109245, 3796641, 6327735, 18983205]

約数ペア:

[(1, 18983205), (3, 6327735), (5, 3796641), (9, 2109245), (15, 1265547), (41, 463005), (45, 421849), (123, 154335), (205, 92601), (369, 51445), (615, 30867), (1845, 10289)]