20040548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{809}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 38374560

約数和(自身を除く): 18334012

約数列:

[1, 2, 4, 11, 22, 44, 563, 809, 1126, 1618, 2252, 3236, 6193, 8899, 12386, 17798, 24772, 35596, 455467, 910934, 1821868, 5010137, 10020274, 20040548]

約数ペア:

[(1, 20040548), (2, 10020274), (4, 5010137), (11, 1821868), (22, 910934), (44, 455467), (563, 35596), (809, 24772), (1126, 17798), (1618, 12386), (2252, 8899), (3236, 6193)]