18613045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1171}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 25905888

約数和(自身を除く): 7292843

約数列:

[1, 5, 11, 17, 55, 85, 187, 289, 935, 1171, 1445, 3179, 5855, 12881, 15895, 19907, 64405, 99535, 218977, 338419, 1094885, 1692095, 3722609, 18613045]

約数ペア:

[(1, 18613045), (5, 3722609), (11, 1692095), (17, 1094885), (55, 338419), (85, 218977), (187, 99535), (289, 64405), (935, 19907), (1171, 15895), (1445, 12881), (3179, 5855)]