1891190222

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{81707}}^1$

素因数の和:81943

約数の個数: 16

約数和(自身を含む): 2894424192

約数和(自身を除く): 1003233970

約数列:

[1, 2, 71, 142, 163, 326, 11573, 23146, 81707, 163414, 5801197, 11602394, 13318241, 26636482, 945595111, 1891190222]

約数ペア:

[(1, 1891190222), (2, 945595111), (71, 26636482), (142, 13318241), (163, 11602394), (326, 5801197), (11573, 163414), (23146, 81707)]