18729228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{222967}}^1$

素因数の和:222981

約数の個数: 24

約数和(自身を含む): 49944832

約数和(自身を除く): 31215604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 222967, 445934, 668901, 891868, 1337802, 1560769, 2675604, 3121538, 4682307, 6243076, 9364614, 18729228]

約数ペア:

[(1, 18729228), (2, 9364614), (3, 6243076), (4, 4682307), (6, 3121538), (7, 2675604), (12, 1560769), (14, 1337802), (21, 891868), (28, 668901), (42, 445934), (84, 222967)]