18649697

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 23587200

約数和(自身を除く): 4937503

約数列:

[1, 11, 17, 19, 29, 181, 187, 209, 319, 323, 493, 551, 1991, 3077, 3439, 3553, 5249, 5423, 6061, 9367, 33847, 37829, 57739, 58463, 89233, 99731, 103037, 643093, 981563, 1097041, 1695427, 18649697]

約数ペア:

[(1, 18649697), (11, 1695427), (17, 1097041), (19, 981563), (29, 643093), (181, 103037), (187, 99731), (209, 89233), (319, 58463), (323, 57739), (493, 37829), (551, 33847), (1991, 9367), (3077, 6061), (3439, 5423), (3553, 5249)]