20112550

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{9811}}^1$

素因数の和:9864

約数の個数: 24

約数和(自身を含む): 38325672

約数和(自身を除く): 18213122

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 9811, 19622, 49055, 98110, 245275, 402251, 490550, 804502, 2011255, 4022510, 10056275, 20112550]

約数ペア:

[(1, 20112550), (2, 10056275), (5, 4022510), (10, 2011255), (25, 804502), (41, 490550), (50, 402251), (82, 245275), (205, 98110), (410, 49055), (1025, 19622), (2050, 9811)]