20205912555

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5683801}}^1$

素因数の和:5683891

約数の個数: 24

約数和(自身を含む): 35466924480

約数和(自身を除く): 15261011925

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 5683801, 17051403, 28419005, 51154209, 85257015, 255771045, 449020279, 1347060837, 2245101395, 4041182511, 6735304185, 20205912555]

約数ペア:

[(1, 20205912555), (3, 6735304185), (5, 4041182511), (9, 2245101395), (15, 1347060837), (45, 449020279), (79, 255771045), (237, 85257015), (395, 51154209), (711, 28419005), (1185, 17051403), (3555, 5683801)]