18451274881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{281557}}^1$

素因数の和:281712

約数の個数: 12

約数和(自身を含む): 20154484756

約数和(自身を除く): 1703209875

約数列:

[1, 13, 71, 923, 5041, 65533, 281557, 3660241, 19990547, 259877111, 1419328837, 18451274881]

約数ペア:

[(1, 18451274881), (13, 1419328837), (71, 259877111), (923, 19990547), (5041, 3660241), (65533, 281557)]