20904462

素因数分解:

$2^1\times 3^2\times {\mathrm{1009}}^1\times {\mathrm{1151}}^1$

素因数の和:2168

約数の個数: 24

約数和(自身を含む): 45377280

約数和(自身を除く): 24472818

約数列:

[1, 2, 3, 6, 9, 18, 1009, 1151, 2018, 2302, 3027, 3453, 6054, 6906, 9081, 10359, 18162, 20718, 1161359, 2322718, 3484077, 6968154, 10452231, 20904462]

約数ペア:

[(1, 20904462), (2, 10452231), (3, 6968154), (6, 3484077), (9, 2322718), (18, 1161359), (1009, 20718), (1151, 18162), (2018, 10359), (2302, 9081), (3027, 6906), (3453, 6054)]