20900292

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{248813}}^1$

素因数の和:248827

約数の個数: 24

約数和(自身を含む): 55734336

約数和(自身を除く): 34834044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 248813, 497626, 746439, 995252, 1492878, 1741691, 2985756, 3483382, 5225073, 6966764, 10450146, 20900292]

約数ペア:

[(1, 20900292), (2, 10450146), (3, 6966764), (4, 5225073), (6, 3483382), (7, 2985756), (12, 1741691), (14, 1492878), (21, 995252), (28, 746439), (42, 497626), (84, 248813)]