20155492899

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{17360459}}^1$

素因数の和:17360511

約数の個数: 16

約数和(自身を含む): 30554409600

約数和(自身を除く): 10398916701

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 17360459, 52081377, 156244131, 468732393, 746499737, 2239499211, 6718497633, 20155492899]

約数ペア:

[(1, 20155492899), (3, 6718497633), (9, 2239499211), (27, 746499737), (43, 468732393), (129, 156244131), (387, 52081377), (1161, 17360459)]