18714537

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{6359}}^1$

素因数の和:6477

約数の個数: 16

約数和(自身を含む): 27984000

約数和(自身を除く): 9269463

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 6359, 19077, 57231, 171693, 693131, 2079393, 6238179, 18714537]

約数ペア:

[(1, 18714537), (3, 6238179), (9, 2079393), (27, 693131), (109, 171693), (327, 57231), (981, 19077), (2943, 6359)]