18243918

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13163}}^1$

素因数の和:13189

約数の個数: 48

約数和(自身を含む): 49286016

約数和(自身を除く): 31042098

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 13163, 26326, 39489, 78978, 92141, 118467, 144793, 184282, 236934, 276423, 289586, 434379, 552846, 829269, 868758, 1013551, 1303137, 1658538, 2027102, 2606274, 3040653, 6081306, 9121959, 18243918]

約数ペア:

[(1, 18243918), (2, 9121959), (3, 6081306), (6, 3040653), (7, 2606274), (9, 2027102), (11, 1658538), (14, 1303137), (18, 1013551), (21, 868758), (22, 829269), (33, 552846), (42, 434379), (63, 289586), (66, 276423), (77, 236934), (99, 184282), (126, 144793), (154, 118467), (198, 92141), (231, 78978), (462, 39489), (693, 26326), (1386, 13163)]