18136040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34877}}^1$

素因数の和:34901

約数の個数: 32

約数和(自身を含む): 43946280

約数和(自身を除く): 25810240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 34877, 69754, 139508, 174385, 279016, 348770, 453401, 697540, 906802, 1395080, 1813604, 2267005, 3627208, 4534010, 9068020, 18136040]

約数ペア:

[(1, 18136040), (2, 9068020), (4, 4534010), (5, 3627208), (8, 2267005), (10, 1813604), (13, 1395080), (20, 906802), (26, 697540), (40, 453401), (52, 348770), (65, 279016), (104, 174385), (130, 139508), (260, 69754), (520, 34877)]