18681354

素因数分解:

$2^1\times 3^7\times {\mathrm{4271}}^1$

素因数の和:4294

約数の個数: 32

約数和(自身を含む): 42036480

約数和(自身を除く): 23355126

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 4271, 4374, 8542, 12813, 25626, 38439, 76878, 115317, 230634, 345951, 691902, 1037853, 2075706, 3113559, 6227118, 9340677, 18681354]

約数ペア:

[(1, 18681354), (2, 9340677), (3, 6227118), (6, 3113559), (9, 2075706), (18, 1037853), (27, 691902), (54, 345951), (81, 230634), (162, 115317), (243, 76878), (486, 38439), (729, 25626), (1458, 12813), (2187, 8542), (4271, 4374)]