18739428

素因数分解:

$2^2\times 3^1\times {\mathrm{197}}^1\times {\mathrm{7927}}^1$

素因数の和:8131

約数の個数: 24

約数和(自身を含む): 43952832

約数和(自身を除く): 25213404

約数列:

[1, 2, 3, 4, 6, 12, 197, 394, 591, 788, 1182, 2364, 7927, 15854, 23781, 31708, 47562, 95124, 1561619, 3123238, 4684857, 6246476, 9369714, 18739428]

約数ペア:

[(1, 18739428), (2, 9369714), (3, 6246476), (4, 4684857), (6, 3123238), (12, 1561619), (197, 95124), (394, 47562), (591, 31708), (788, 23781), (1182, 15854), (2364, 7927)]