20618568

素因数分解:

$2^3\times 3^2\times {\mathrm{286369}}^1$

素因数の和:286381

約数の個数: 24

約数和(自身を含む): 55842150

約数和(自身を除く): 35223582

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 286369, 572738, 859107, 1145476, 1718214, 2290952, 2577321, 3436428, 5154642, 6872856, 10309284, 20618568]

約数ペア:

[(1, 20618568), (2, 10309284), (3, 6872856), (4, 5154642), (6, 3436428), (8, 2577321), (9, 2290952), (12, 1718214), (18, 1145476), (24, 859107), (36, 572738), (72, 286369)]