20018823

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{3389}}^1$

素因数の和:3582

約数の個数: 16

約数和(自身を含む): 29289600

約数和(自身を除く): 9270777

約数列:

[1, 3, 11, 33, 179, 537, 1969, 3389, 5907, 10167, 37279, 111837, 606631, 1819893, 6672941, 20018823]

約数ペア:

[(1, 20018823), (3, 6672941), (11, 1819893), (33, 606631), (179, 111837), (537, 37279), (1969, 10167), (3389, 5907)]