18604115

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:622

約数の個数: 16

約数和(自身を含む): 22861440

約数和(自身を除く): 4257325

約数列:

[1, 5, 89, 97, 431, 445, 485, 2155, 8633, 38359, 41807, 43165, 191795, 209035, 3720823, 18604115]

約数ペア:

[(1, 18604115), (5, 3720823), (89, 209035), (97, 191795), (431, 43165), (445, 41807), (485, 38359), (2155, 8633)]