18073545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4003}}^1$

素因数の和:4061

約数の個数: 32

約数和(自身を含む): 33825792

約数和(自身を除く): 15752247

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4003, 4515, 12009, 20015, 28021, 60045, 84063, 140105, 172129, 420315, 516387, 860645, 1204903, 2581935, 3614709, 6024515, 18073545]

約数ペア:

[(1, 18073545), (3, 6024515), (5, 3614709), (7, 2581935), (15, 1204903), (21, 860645), (35, 516387), (43, 420315), (105, 172129), (129, 140105), (215, 84063), (301, 60045), (645, 28021), (903, 20015), (1505, 12009), (4003, 4515)]