18679022060

素因数分解:

$2^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{942433}}^1$

素因数の和:943433

約数の個数: 24

約数和(自身を含む): 39265570176

約数和(自身を除く): 20586548116

約数列:

[1, 2, 4, 5, 10, 20, 991, 1982, 3964, 4955, 9910, 19820, 942433, 1884866, 3769732, 4712165, 9424330, 18848660, 933951103, 1867902206, 3735804412, 4669755515, 9339511030, 18679022060]

約数ペア:

[(1, 18679022060), (2, 9339511030), (4, 4669755515), (5, 3735804412), (10, 1867902206), (20, 933951103), (991, 18848660), (1982, 9424330), (3964, 4712165), (4955, 3769732), (9910, 1884866), (19820, 942433)]