20195043729

素因数分解:

$3^1\times 7^1\times {\mathrm{15217}}^1\times {\mathrm{63197}}^1$

素因数の和:78424

約数の個数: 16

約数和(自身を含む): 30775909248

約数和(自身を除く): 10580865519

約数列:

[1, 3, 7, 21, 15217, 45651, 63197, 106519, 189591, 319557, 442379, 1327137, 961668749, 2885006247, 6731681243, 20195043729]

約数ペア:

[(1, 20195043729), (3, 6731681243), (7, 2885006247), (21, 961668749), (15217, 1327137), (45651, 442379), (63197, 319557), (106519, 189591)]