2018223361

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{21019}}^1$

素因数の和:21109

約数の個数: 32

約数和(自身を含む): 2663654400

約数和(自身を除く): 645431039

約数列:

[1, 7, 11, 29, 43, 77, 203, 301, 319, 473, 1247, 2233, 3311, 8729, 13717, 21019, 96019, 147133, 231209, 609551, 903817, 1618463, 4266857, 6326719, 6705061, 9941987, 26210693, 46935427, 69593909, 183474851, 288317623, 2018223361]

約数ペア:

[(1, 2018223361), (7, 288317623), (11, 183474851), (29, 69593909), (43, 46935427), (77, 26210693), (203, 9941987), (301, 6705061), (319, 6326719), (473, 4266857), (1247, 1618463), (2233, 903817), (3311, 609551), (8729, 231209), (13717, 147133), (21019, 96019)]