20439933

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1663}}^1$

素因数の和:1924

約数の個数: 16

約数和(自身を含む): 28993536

約数和(自身を除く): 8553603

約数列:

[1, 3, 17, 51, 241, 723, 1663, 4097, 4989, 12291, 28271, 84813, 400783, 1202349, 6813311, 20439933]

約数ペア:

[(1, 20439933), (3, 6813311), (17, 1202349), (51, 400783), (241, 84813), (723, 28271), (1663, 12291), (4097, 4989)]