81532378

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{4001}}^1$

素因数の和:4469

約数の個数: 16

約数和(自身を含む): 127935936

約数和(自身を除く): 46403558

約数列:

[1, 2, 23, 46, 443, 886, 4001, 8002, 10189, 20378, 92023, 184046, 1772443, 3544886, 40766189, 81532378]

約数ペア:

[(1, 81532378), (2, 40766189), (23, 3544886), (46, 1772443), (443, 184046), (886, 92023), (4001, 20378), (8002, 10189)]