19488580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{33601}}^1$

素因数の和:33639

約数の個数: 24

約数和(自身を含む): 42338520

約数和(自身を除く): 22849940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 33601, 67202, 134404, 168005, 336010, 672020, 974429, 1948858, 3897716, 4872145, 9744290, 19488580]

約数ペア:

[(1, 19488580), (2, 9744290), (4, 4872145), (5, 3897716), (10, 1948858), (20, 974429), (29, 672020), (58, 336010), (116, 168005), (145, 134404), (290, 67202), (580, 33601)]