20542842

素因数分解:

$2^1\times 3^3\times {\mathrm{380423}}^1$

素因数の和:380434

約数の個数: 16

約数和(自身を含む): 45650880

約数和(自身を除く): 25108038

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 380423, 760846, 1141269, 2282538, 3423807, 6847614, 10271421, 20542842]

約数ペア:

[(1, 20542842), (2, 10271421), (3, 6847614), (6, 3423807), (9, 2282538), (18, 1141269), (27, 760846), (54, 380423)]