20218179924

素因数分解:

$2^2\times 3^2\times {\mathrm{561616109}}^1$

素因数の和:561616119

約数の個数: 18

約数和(自身を含む): 51107066010

約数和(自身を除く): 30888886086

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 561616109, 1123232218, 1684848327, 2246464436, 3369696654, 5054544981, 6739393308, 10109089962, 20218179924]

約数ペア:

[(1, 20218179924), (2, 10109089962), (3, 6739393308), (4, 5054544981), (6, 3369696654), (9, 2246464436), (12, 1684848327), (18, 1123232218), (36, 561616109)]