12891916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4409}}^1$

素因数の和:4473

約数の個数: 24

約数和(自身を含む): 24449040

約数和(自身を除く): 11557124

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 4409, 8818, 17636, 74953, 149906, 189587, 299812, 379174, 758348, 3222979, 6445958, 12891916]

約数ペア:

[(1, 12891916), (2, 6445958), (4, 3222979), (17, 758348), (34, 379174), (43, 299812), (68, 189587), (86, 149906), (172, 74953), (731, 17636), (1462, 8818), (2924, 4409)]