20822347

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12043}}^1$

素因数の和:12082

約数の個数: 16

約数和(自身を含む): 26978560

約数和(自身を除く): 6156213

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 12043, 84301, 156559, 228817, 1095913, 1601719, 2974621, 20822347]

約数ペア:

[(1, 20822347), (7, 2974621), (13, 1601719), (19, 1095913), (91, 228817), (133, 156559), (247, 84301), (1729, 12043)]