20740035

素因数分解:

$3^1\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1871}}^1$

素因数の和:2618

約数の個数: 16

約数和(自身を含む): 33246720

約数和(自身を除く): 12506685

約数列:

[1, 3, 5, 15, 739, 1871, 2217, 3695, 5613, 9355, 11085, 28065, 1382669, 4148007, 6913345, 20740035]

約数ペア:

[(1, 20740035), (3, 6913345), (5, 4148007), (15, 1382669), (739, 28065), (1871, 11085), (2217, 9355), (3695, 5613)]