18671666

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8069}}^1$

素因数の和:8173

約数の個数: 16

約数和(自身を含む): 30504600

約数和(自身を除く): 11832934

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 8069, 16138, 104897, 209794, 718141, 1436282, 9335833, 18671666]

約数ペア:

[(1, 18671666), (2, 9335833), (13, 1436282), (26, 718141), (89, 209794), (178, 104897), (1157, 16138), (2314, 8069)]