388969884

素因数分解:

$2^2\times 3^3\times {\mathrm{193}}^1\times {\mathrm{18661}}^1$

素因数の和:18867

約数の個数: 48

約数和(自身を含む): 1013719840

約数和(自身を除く): 624749956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 193, 386, 579, 772, 1158, 1737, 2316, 3474, 5211, 6948, 10422, 18661, 20844, 37322, 55983, 74644, 111966, 167949, 223932, 335898, 503847, 671796, 1007694, 2015388, 3601573, 7203146, 10804719, 14406292, 21609438, 32414157, 43218876, 64828314, 97242471, 129656628, 194484942, 388969884]

約数ペア:

[(1, 388969884), (2, 194484942), (3, 129656628), (4, 97242471), (6, 64828314), (9, 43218876), (12, 32414157), (18, 21609438), (27, 14406292), (36, 10804719), (54, 7203146), (108, 3601573), (193, 2015388), (386, 1007694), (579, 671796), (772, 503847), (1158, 335898), (1737, 223932), (2316, 167949), (3474, 111966), (5211, 74644), (6948, 55983), (10422, 37322), (18661, 20844)]