13653340

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6263}}^1$

素因数の和:6381

約数の個数: 24

約数和(自身を含む): 28939680

約数和(自身を除く): 15286340

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 6263, 12526, 25052, 31315, 62630, 125260, 682667, 1365334, 2730668, 3413335, 6826670, 13653340]

約数ペア:

[(1, 13653340), (2, 6826670), (4, 3413335), (5, 2730668), (10, 1365334), (20, 682667), (109, 125260), (218, 62630), (436, 31315), (545, 25052), (1090, 12526), (2180, 6263)]