20447315

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{14249}}^1$

素因数の和:14302

約数の個数: 16

約数和(自身を含む): 28728000

約数和(自身を除く): 8280685

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 14249, 71245, 99743, 498715, 584209, 2921045, 4089463, 20447315]

約数ペア:

[(1, 20447315), (5, 4089463), (7, 2921045), (35, 584209), (41, 498715), (205, 99743), (287, 71245), (1435, 14249)]