12820514

素因数分解:

$2^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2239}}^1$

素因数の和:2657

約数の個数: 16

約数和(自身を含む): 22041600

約数和(自身を除く): 9221086

約数列:

[1, 2, 7, 14, 409, 818, 2239, 2863, 4478, 5726, 15673, 31346, 915751, 1831502, 6410257, 12820514]

約数ペア:

[(1, 12820514), (2, 6410257), (7, 1831502), (14, 915751), (409, 31346), (818, 15673), (2239, 5726), (2863, 4478)]