20157201219

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{739}}^1\times {\mathrm{395309}}^1$

素因数の和:396074

約数の個数: 16

約数和(自身を含む): 28082822400

約数和(自身を除く): 7925621181

約数列:

[1, 3, 23, 69, 739, 2217, 16997, 50991, 395309, 1185927, 9092107, 27276321, 292133351, 876400053, 6719067073, 20157201219]

約数ペア:

[(1, 20157201219), (3, 6719067073), (23, 876400053), (69, 292133351), (739, 27276321), (2217, 9092107), (16997, 1185927), (50991, 395309)]