18115570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4451}}^1$

素因数の和:4506

約数の個数: 32

約数和(自身を含む): 36542016

約数和(自身を除く): 18426446

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 4451, 8902, 22255, 44510, 48961, 97922, 164687, 244805, 329374, 489610, 823435, 1646870, 1811557, 3623114, 9057785, 18115570]

約数ペア:

[(1, 18115570), (2, 9057785), (5, 3623114), (10, 1811557), (11, 1646870), (22, 823435), (37, 489610), (55, 329374), (74, 244805), (110, 164687), (185, 97922), (370, 48961), (407, 44510), (814, 22255), (2035, 8902), (4070, 4451)]