17981506

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{1559}}^1$

素因数の和:1713

約数の個数: 16

約数和(自身を含む): 27705600

約数和(自身を除く): 9724094

約数列:

[1, 2, 73, 79, 146, 158, 1559, 3118, 5767, 11534, 113807, 123161, 227614, 246322, 8990753, 17981506]

約数ペア:

[(1, 17981506), (2, 8990753), (73, 246322), (79, 227614), (146, 123161), (158, 113807), (1559, 11534), (3118, 5767)]