20481186

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{28211}}^1$

素因数の和:28238

約数の個数: 24

約数和(自身を含む): 45026352

約数和(自身を除く): 24545166

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 28211, 56422, 84633, 169266, 310321, 620642, 930963, 1861926, 3413531, 6827062, 10240593, 20481186]

約数ペア:

[(1, 20481186), (2, 10240593), (3, 6827062), (6, 3413531), (11, 1861926), (22, 930963), (33, 620642), (66, 310321), (121, 169266), (242, 84633), (363, 56422), (726, 28211)]