81843664

素因数分解:

$2^4\times 7^1\times {\mathrm{730747}}^1$

素因数の和:730762

約数の個数: 20

約数和(自身を含む): 181225504

約数和(自身を除く): 99381840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 730747, 1461494, 2922988, 5115229, 5845976, 10230458, 11691952, 20460916, 40921832, 81843664]

約数ペア:

[(1, 81843664), (2, 40921832), (4, 20460916), (7, 11691952), (8, 10230458), (14, 5845976), (16, 5115229), (28, 2922988), (56, 1461494), (112, 730747)]