18821835

素因数分解:

$3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1303}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 33799680

約数和(自身を除く): 14977845

約数列:

[1, 3, 5, 9, 15, 27, 45, 107, 135, 321, 535, 963, 1303, 1605, 2889, 3909, 4815, 6515, 11727, 14445, 19545, 35181, 58635, 139421, 175905, 418263, 697105, 1254789, 2091315, 3764367, 6273945, 18821835]

約数ペア:

[(1, 18821835), (3, 6273945), (5, 3764367), (9, 2091315), (15, 1254789), (27, 697105), (45, 418263), (107, 175905), (135, 139421), (321, 58635), (535, 35181), (963, 19545), (1303, 14445), (1605, 11727), (2889, 6515), (3909, 4815)]