18869635

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1109}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 23496480

約数和(自身を除く): 4626845

約数列:

[1, 5, 41, 83, 205, 415, 1109, 3403, 5545, 17015, 45469, 92047, 227345, 460235, 3773927, 18869635]

約数ペア:

[(1, 18869635), (5, 3773927), (41, 460235), (83, 227345), (205, 92047), (415, 45469), (1109, 17015), (3403, 5545)]