18805402

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6427}}^1$

素因数の和:6466

約数の個数: 32

約数和(自身を含む): 37025280

約数和(自身を除く): 18219878

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 6427, 12854, 44989, 70697, 89978, 122113, 141394, 244226, 494879, 854791, 989758, 1343243, 1709582, 2686486, 9402701, 18805402]

約数ペア:

[(1, 18805402), (2, 9402701), (7, 2686486), (11, 1709582), (14, 1343243), (19, 989758), (22, 854791), (38, 494879), (77, 244226), (133, 141394), (154, 122113), (209, 89978), (266, 70697), (418, 44989), (1463, 12854), (2926, 6427)]