20806693820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{94575881}}^1$

素因数の和:94575901

約数の個数: 24

約数和(自身を含む): 47666244528

約数和(自身を除く): 26859550708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 94575881, 189151762, 378303524, 472879405, 945758810, 1040334691, 1891517620, 2080669382, 4161338764, 5201673455, 10403346910, 20806693820]

約数ペア:

[(1, 20806693820), (2, 10403346910), (4, 5201673455), (5, 4161338764), (10, 2080669382), (11, 1891517620), (20, 1040334691), (22, 945758810), (44, 472879405), (55, 378303524), (110, 189151762), (220, 94575881)]