18799683820

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{1179403}}^1$

素因数の和:1180209

約数の個数: 24

約数和(自身を含む): 39528904464

約数和(自身を除く): 20729220644

約数列:

[1, 2, 4, 5, 10, 20, 797, 1594, 3188, 3985, 7970, 15940, 1179403, 2358806, 4717612, 5897015, 11794030, 23588060, 939984191, 1879968382, 3759936764, 4699920955, 9399841910, 18799683820]

約数ペア:

[(1, 18799683820), (2, 9399841910), (4, 4699920955), (5, 3759936764), (10, 1879968382), (20, 939984191), (797, 23588060), (1594, 11794030), (3188, 5897015), (3985, 4717612), (7970, 2358806), (15940, 1179403)]