20199428459

素因数分解:

$7^1\times {\mathrm{751}}^1\times {\mathrm{1741}}^1\times {\mathrm{2207}}^1$

素因数の和:4706

約数の個数: 16

約数和(自身を含む): 23139557376

約数和(自身を除く): 2940128917

約数列:

[1, 7, 751, 1741, 2207, 5257, 12187, 15449, 1307491, 1657457, 3842387, 9152437, 11602199, 26896709, 2885632637, 20199428459]

約数ペア:

[(1, 20199428459), (7, 2885632637), (751, 26896709), (1741, 11602199), (2207, 9152437), (5257, 3842387), (12187, 1657457), (15449, 1307491)]