18846740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{85667}}^1$

素因数の和:85687

約数の個数: 24

約数和(自身を含む): 43176672

約数和(自身を除く): 24329932

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 85667, 171334, 342668, 428335, 856670, 942337, 1713340, 1884674, 3769348, 4711685, 9423370, 18846740]

約数ペア:

[(1, 18846740), (2, 9423370), (4, 4711685), (5, 3769348), (10, 1884674), (11, 1713340), (20, 942337), (22, 856670), (44, 428335), (55, 342668), (110, 171334), (220, 85667)]