19663826

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{8311}}^1$

素因数の和:8346

約数の個数: 24

約数和(自身を含む): 36506304

約数和(自身を除く): 16842478

約数列:

[1, 2, 7, 13, 14, 26, 91, 169, 182, 338, 1183, 2366, 8311, 16622, 58177, 108043, 116354, 216086, 756301, 1404559, 1512602, 2809118, 9831913, 19663826]

約数ペア:

[(1, 19663826), (2, 9831913), (7, 2809118), (13, 1512602), (14, 1404559), (26, 756301), (91, 216086), (169, 116354), (182, 108043), (338, 58177), (1183, 16622), (2366, 8311)]