20906892

素因数分解:

$2^2\times 3^2\times {\mathrm{580747}}^1$

素因数の和:580757

約数の個数: 18

約数和(自身を含む): 52848068

約数和(自身を除く): 31941176

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 580747, 1161494, 1742241, 2322988, 3484482, 5226723, 6968964, 10453446, 20906892]

約数ペア:

[(1, 20906892), (2, 10453446), (3, 6968964), (4, 5226723), (6, 3484482), (9, 2322988), (12, 1742241), (18, 1161494), (36, 580747)]