9964816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{32779}}^1$

素因数の和:32806

約数の個数: 20

約数和(自身を含む): 20323600

約数和(自身を除く): 10358784

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 32779, 65558, 131116, 262232, 524464, 622801, 1245602, 2491204, 4982408, 9964816]

約数ペア:

[(1, 9964816), (2, 4982408), (4, 2491204), (8, 1245602), (16, 622801), (19, 524464), (38, 262232), (76, 131116), (152, 65558), (304, 32779)]