17994554

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2351}}^1$

素因数の和:2485

約数の個数: 16

約数和(自身を含む): 27941760

約数和(自身を除く): 9947206

約数列:

[1, 2, 43, 86, 89, 178, 2351, 3827, 4702, 7654, 101093, 202186, 209239, 418478, 8997277, 17994554]

約数ペア:

[(1, 17994554), (2, 8997277), (43, 418478), (86, 209239), (89, 202186), (178, 101093), (2351, 7654), (3827, 4702)]