19963266

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{77377}}^1$

素因数の和:77425

約数の個数: 16

約数和(自身を含む): 40855584

約数和(自身を除く): 20892318

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 77377, 154754, 232131, 464262, 3327211, 6654422, 9981633, 19963266]

約数ペア:

[(1, 19963266), (2, 9981633), (3, 6654422), (6, 3327211), (43, 464262), (86, 232131), (129, 154754), (258, 77377)]