20147692017

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{757}}^1\times {\mathrm{1723}}^1$

素因数の和:2773

約数の個数: 32

約数和(自身を含む): 28435793920

約数和(自身を除く): 8288101903

約数列:

[1, 3, 19, 57, 271, 757, 813, 1723, 2271, 5149, 5169, 14383, 15447, 32737, 43149, 98211, 205147, 466933, 615441, 1304311, 1400799, 3897793, 3912933, 8871727, 11693379, 24781909, 26615181, 74345727, 353468281, 1060404843, 6715897339, 20147692017]

約数ペア:

[(1, 20147692017), (3, 6715897339), (19, 1060404843), (57, 353468281), (271, 74345727), (757, 26615181), (813, 24781909), (1723, 11693379), (2271, 8871727), (5149, 3912933), (5169, 3897793), (14383, 1400799), (15447, 1304311), (32737, 615441), (43149, 466933), (98211, 205147)]