20310393

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{3943}}^1$

素因数の和:4064

約数の個数: 16

約数和(自身を含む): 28964736

約数和(自身を除く): 8654343

約数列:

[1, 3, 17, 51, 101, 303, 1717, 3943, 5151, 11829, 67031, 201093, 398243, 1194729, 6770131, 20310393]

約数ペア:

[(1, 20310393), (3, 6770131), (17, 1194729), (51, 398243), (101, 201093), (303, 67031), (1717, 11829), (3943, 5151)]