20380493091

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31306441}}^1$

素因数の和:31306482

約数の個数: 16

約数和(自身を含む): 32057796608

約数和(自身を除く): 11677303517

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 31306441, 93919323, 219145087, 657435261, 970499671, 2911499013, 6793497697, 20380493091]

約数ペア:

[(1, 20380493091), (3, 6793497697), (7, 2911499013), (21, 970499671), (31, 657435261), (93, 219145087), (217, 93919323), (651, 31306441)]