20161943277

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30970727}}^1$

素因数の和:30970768

約数の個数: 16

約数和(自身を含む): 31714025472

約数和(自身を除く): 11552082195

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 30970727, 92912181, 216795089, 650385267, 960092537, 2880277611, 6720647759, 20161943277]

約数ペア:

[(1, 20161943277), (3, 6720647759), (7, 2880277611), (21, 960092537), (31, 650385267), (93, 216795089), (217, 92912181), (651, 30970727)]