20008079

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{1301}}^1$

素因数の和:1347

約数の個数: 16

約数和(自身を含む): 24790080

約数和(自身を除く): 4782001

約数列:

[1, 7, 13, 91, 169, 1183, 1301, 2197, 9107, 15379, 16913, 118391, 219869, 1539083, 2858297, 20008079]

約数ペア:

[(1, 20008079), (7, 2858297), (13, 1539083), (91, 219869), (169, 118391), (1183, 16913), (1301, 15379), (2197, 9107)]