9001994

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:685

約数の個数: 16

約数和(自身を含む): 13815360

約数和(自身を除く): 4813366

約数列:

[1, 2, 89, 103, 178, 206, 491, 982, 9167, 18334, 43699, 50573, 87398, 101146, 4500997, 9001994]

約数ペア:

[(1, 9001994), (2, 4500997), (89, 101146), (103, 87398), (178, 50573), (206, 43699), (491, 18334), (982, 9167)]