18233138

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{601}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 34328448

約数和(自身を除く): 16095310

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 197, 394, 601, 1202, 1379, 2167, 2758, 4207, 4334, 6611, 8414, 13222, 15169, 30338, 46277, 92554, 118397, 236794, 828779, 1302367, 1657558, 2604734, 9116569, 18233138]

約数ペア:

[(1, 18233138), (2, 9116569), (7, 2604734), (11, 1657558), (14, 1302367), (22, 828779), (77, 236794), (154, 118397), (197, 92554), (394, 46277), (601, 30338), (1202, 15169), (1379, 13222), (2167, 8414), (2758, 6611), (4207, 4334)]