11981820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199697}}^1$

素因数の和:199709

約数の個数: 24

約数和(自身を含む): 33549264

約数和(自身を除く): 21567444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199697, 399394, 599091, 798788, 998485, 1198182, 1996970, 2396364, 2995455, 3993940, 5990910, 11981820]

約数ペア:

[(1, 11981820), (2, 5990910), (3, 3993940), (4, 2995455), (5, 2396364), (6, 1996970), (10, 1198182), (12, 998485), (15, 798788), (20, 599091), (30, 399394), (60, 199697)]