20411256

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{5417}}^1$

素因数の和:5583

約数の個数: 32

約数和(自身を含む): 51362640

約数和(自身を除く): 30951384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 5417, 10834, 16251, 21668, 32502, 43336, 65004, 130008, 850469, 1700938, 2551407, 3401876, 5102814, 6803752, 10205628, 20411256]

約数ペア:

[(1, 20411256), (2, 10205628), (3, 6803752), (4, 5102814), (6, 3401876), (8, 2551407), (12, 1700938), (24, 850469), (157, 130008), (314, 65004), (471, 43336), (628, 32502), (942, 21668), (1256, 16251), (1884, 10834), (3768, 5417)]