20514158

素因数分解:

$2^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{5407}}^1$

素因数の和:5687

約数の個数: 16

約数和(自身を含む): 35303424

約数和(自身を除く): 14789266

約数列:

[1, 2, 7, 14, 271, 542, 1897, 3794, 5407, 10814, 37849, 75698, 1465297, 2930594, 10257079, 20514158]

約数ペア:

[(1, 20514158), (2, 10257079), (7, 2930594), (14, 1465297), (271, 75698), (542, 37849), (1897, 10814), (3794, 5407)]