19211258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1718

約数の個数: 32

約数和(自身を含む): 34380288

約数和(自身を除く): 15169030

約数列:

[1, 2, 11, 17, 22, 31, 34, 62, 187, 341, 374, 527, 682, 1054, 1657, 3314, 5797, 11594, 18227, 28169, 36454, 51367, 56338, 102734, 309859, 565037, 619718, 873239, 1130074, 1746478, 9605629, 19211258]

約数ペア:

[(1, 19211258), (2, 9605629), (11, 1746478), (17, 1130074), (22, 873239), (31, 619718), (34, 565037), (62, 309859), (187, 102734), (341, 56338), (374, 51367), (527, 36454), (682, 28169), (1054, 18227), (1657, 11594), (3314, 5797)]