18735165

素因数分解:

$3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1297}}^1$

素因数の和:1418

約数の個数: 32

約数和(自身を含む): 33644160

約数和(自身を除く): 14908995

約数列:

[1, 3, 5, 9, 15, 27, 45, 107, 135, 321, 535, 963, 1297, 1605, 2889, 3891, 4815, 6485, 11673, 14445, 19455, 35019, 58365, 138779, 175095, 416337, 693895, 1249011, 2081685, 3747033, 6245055, 18735165]

約数ペア:

[(1, 18735165), (3, 6245055), (5, 3747033), (9, 2081685), (15, 1249011), (27, 693895), (45, 416337), (107, 175095), (135, 138779), (321, 58365), (535, 35019), (963, 19455), (1297, 14445), (1605, 11673), (2889, 6485), (3891, 4815)]