19161316

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1103}}^1$

素因数の和:1251

約数の個数: 24

約数和(自身を含む): 34683264

約数和(自身を除く): 15521948

約数列:

[1, 2, 4, 43, 86, 101, 172, 202, 404, 1103, 2206, 4343, 4412, 8686, 17372, 47429, 94858, 111403, 189716, 222806, 445612, 4790329, 9580658, 19161316]

約数ペア:

[(1, 19161316), (2, 9580658), (4, 4790329), (43, 445612), (86, 222806), (101, 189716), (172, 111403), (202, 94858), (404, 47429), (1103, 17372), (2206, 8686), (4343, 4412)]