20774710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{188861}}^1$

素因数の和:188879

約数の個数: 16

約数和(自身を含む): 40794192

約数和(自身を除く): 20019482

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 188861, 377722, 944305, 1888610, 2077471, 4154942, 10387355, 20774710]

約数ペア:

[(1, 20774710), (2, 10387355), (5, 4154942), (10, 2077471), (11, 1888610), (22, 944305), (55, 377722), (110, 188861)]