12736670

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1987}}^1$

素因数の和:2635

約数の個数: 16

約数和(自身を含む): 22973328

約数和(自身を除く): 10236658

約数列:

[1, 2, 5, 10, 641, 1282, 1987, 3205, 3974, 6410, 9935, 19870, 1273667, 2547334, 6368335, 12736670]

約数ペア:

[(1, 12736670), (2, 6368335), (5, 2547334), (10, 1273667), (641, 19870), (1282, 9935), (1987, 6410), (3205, 3974)]