18469633480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10738159}}^1$

素因数の和:10738213

約数の個数: 32

約数和(自身を含む): 42523113600

約数和(自身を除く): 24053480120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 10738159, 21476318, 42952636, 53690795, 85905272, 107381590, 214763180, 429526360, 461740837, 923481674, 1846963348, 2308704185, 3693926696, 4617408370, 9234816740, 18469633480]

約数ペア:

[(1, 18469633480), (2, 9234816740), (4, 4617408370), (5, 3693926696), (8, 2308704185), (10, 1846963348), (20, 923481674), (40, 461740837), (43, 429526360), (86, 214763180), (172, 107381590), (215, 85905272), (344, 53690795), (430, 42952636), (860, 21476318), (1720, 10738159)]