20654238

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{312943}}^1$

素因数の和:312959

約数の個数: 16

約数和(自身を含む): 45063936

約数和(自身を除く): 24409698

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 312943, 625886, 938829, 1877658, 3442373, 6884746, 10327119, 20654238]

約数ペア:

[(1, 20654238), (2, 10327119), (3, 6884746), (6, 3442373), (11, 1877658), (22, 938829), (33, 625886), (66, 312943)]