19744276

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2819}}^1$

素因数の和:2943

約数の個数: 24

約数和(自身を含む): 36953280

約数和(自身を除く): 17209004

約数列:

[1, 2, 4, 17, 34, 68, 103, 206, 412, 1751, 2819, 3502, 5638, 7004, 11276, 47923, 95846, 191692, 290357, 580714, 1161428, 4936069, 9872138, 19744276]

約数ペア:

[(1, 19744276), (2, 9872138), (4, 4936069), (17, 1161428), (34, 580714), (68, 290357), (103, 191692), (206, 95846), (412, 47923), (1751, 11276), (2819, 7004), (3502, 5638)]