20255636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2143}}^1$

素因数の和:2303

約数の個数: 24

約数和(自身を含む): 37820160

約数和(自身を除く): 17564524

約数列:

[1, 2, 4, 17, 34, 68, 139, 278, 556, 2143, 2363, 4286, 4726, 8572, 9452, 36431, 72862, 145724, 297877, 595754, 1191508, 5063909, 10127818, 20255636]

約数ペア:

[(1, 20255636), (2, 10127818), (4, 5063909), (17, 1191508), (34, 595754), (68, 297877), (139, 145724), (278, 72862), (556, 36431), (2143, 9452), (2363, 8572), (4286, 4726)]