40960018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{937}}^1\times {\mathrm{1987}}^1$

素因数の和:2937

約数の個数: 16

約数和(自身を含む): 67130784

約数和(自身を除く): 26170766

約数列:

[1, 2, 11, 22, 937, 1874, 1987, 3974, 10307, 20614, 21857, 43714, 1861819, 3723638, 20480009, 40960018]

約数ペア:

[(1, 40960018), (2, 20480009), (11, 3723638), (22, 1861819), (937, 43714), (1874, 21857), (1987, 20614), (3974, 10307)]