18678926

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 33374208

約数和(自身を除く): 14695282

約数列:

[1, 2, 7, 14, 31, 62, 193, 217, 223, 386, 434, 446, 1351, 1561, 2702, 3122, 5983, 6913, 11966, 13826, 41881, 43039, 48391, 83762, 86078, 96782, 301273, 602546, 1334209, 2668418, 9339463, 18678926]

約数ペア:

[(1, 18678926), (2, 9339463), (7, 2668418), (14, 1334209), (31, 602546), (62, 301273), (193, 96782), (217, 86078), (223, 83762), (386, 48391), (434, 43039), (446, 41881), (1351, 13826), (1561, 11966), (2702, 6913), (3122, 5983)]