18960266

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10271}}^1$

素因数の和:10357

約数の個数: 16

約数和(自身を含む): 31062528

約数和(自身を除く): 12102262

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 10271, 20542, 133523, 267046, 729241, 1458482, 9480133, 18960266]

約数ペア:

[(1, 18960266), (2, 9480133), (13, 1458482), (26, 729241), (71, 267046), (142, 133523), (923, 20542), (1846, 10271)]