17966784578

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{10957}}^1\times {\mathrm{19997}}^1$

素因数の和:30997

約数の個数: 16

約数和(自身を含む): 27611398584

約数和(自身を除く): 9644614006

約数列:

[1, 2, 41, 82, 10957, 19997, 21914, 39994, 449237, 819877, 898474, 1639754, 219107129, 438214258, 8983392289, 17966784578]

約数ペア:

[(1, 17966784578), (2, 8983392289), (41, 438214258), (82, 219107129), (10957, 1639754), (19997, 898474), (21914, 819877), (39994, 449237)]