18085305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4201}}^1$

素因数の和:4257

約数の個数: 32

約数和(自身を含む): 33884928

約数和(自身を除く): 15799623

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4201, 4305, 12603, 21005, 29407, 63015, 88221, 147035, 172241, 441105, 516723, 861205, 1205687, 2583615, 3617061, 6028435, 18085305]

約数ペア:

[(1, 18085305), (3, 6028435), (5, 3617061), (7, 2583615), (15, 1205687), (21, 861205), (35, 516723), (41, 441105), (105, 172241), (123, 147035), (205, 88221), (287, 63015), (615, 29407), (861, 21005), (1435, 12603), (4201, 4305)]