20458466

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6553}}^1$

素因数の和:6785

約数の個数: 16

約数和(自身を含む): 35234304

約数和(自身を除く): 14775838

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 6553, 13106, 45871, 91742, 1461319, 2922638, 10229233, 20458466]

約数ペア:

[(1, 20458466), (2, 10229233), (7, 2922638), (14, 1461319), (223, 91742), (446, 45871), (1561, 13106), (3122, 6553)]