18615272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10529}}^1$

素因数の和:10565

約数の個数: 32

約数和(自身を含む): 39803400

約数和(自身を除く): 21188128

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 10529, 21058, 42116, 84232, 136877, 178993, 273754, 357986, 547508, 715972, 1095016, 1431944, 2326909, 4653818, 9307636, 18615272]

約数ペア:

[(1, 18615272), (2, 9307636), (4, 4653818), (8, 2326909), (13, 1431944), (17, 1095016), (26, 715972), (34, 547508), (52, 357986), (68, 273754), (104, 178993), (136, 136877), (221, 84232), (442, 42116), (884, 21058), (1768, 10529)]