18996674868

素因数分解:

$2^2\times 3^2\times {\mathrm{2081}}^1\times {\mathrm{253573}}^1$

素因数の和:255664

約数の個数: 36

約数和(自身を含む): 48042637188

約数和(自身を除く): 29045962320

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2081, 4162, 6243, 8324, 12486, 18729, 24972, 37458, 74916, 253573, 507146, 760719, 1014292, 1521438, 2282157, 3042876, 4564314, 9128628, 527685413, 1055370826, 1583056239, 2110741652, 3166112478, 4749168717, 6332224956, 9498337434, 18996674868]

約数ペア:

[(1, 18996674868), (2, 9498337434), (3, 6332224956), (4, 4749168717), (6, 3166112478), (9, 2110741652), (12, 1583056239), (18, 1055370826), (36, 527685413), (2081, 9128628), (4162, 4564314), (6243, 3042876), (8324, 2282157), (12486, 1521438), (18729, 1014292), (24972, 760719), (37458, 507146), (74916, 253573)]