20747342215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3089701}}^1$

素因数の和:3089802

約数の個数: 16

約数和(自身を含む): 26695025280

約数和(自身を除く): 5947683065

約数列:

[1, 5, 17, 79, 85, 395, 1343, 6715, 3089701, 15448505, 52524917, 244086379, 262624585, 1220431895, 4149468443, 20747342215]

約数ペア:

[(1, 20747342215), (5, 4149468443), (17, 1220431895), (79, 262624585), (85, 244086379), (395, 52524917), (1343, 15448505), (6715, 3089701)]