18919045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3049}}^1$

素因数の和:3144

約数の個数: 16

約数和(自身を含む): 24375600

約数和(自身を除く): 5456555

約数列:

[1, 5, 17, 73, 85, 365, 1241, 3049, 6205, 15245, 51833, 222577, 259165, 1112885, 3783809, 18919045]

約数ペア:

[(1, 18919045), (5, 3783809), (17, 1112885), (73, 259165), (85, 222577), (365, 51833), (1241, 15245), (3049, 6205)]