2639604

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19997}}^1$

素因数の和:20015

約数の個数: 24

約数和(自身を含む): 6719328

約数和(自身を除く): 4079724

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 19997, 39994, 59991, 79988, 119982, 219967, 239964, 439934, 659901, 879868, 1319802, 2639604]

約数ペア:

[(1, 2639604), (2, 1319802), (3, 879868), (4, 659901), (6, 439934), (11, 239964), (12, 219967), (22, 119982), (33, 79988), (44, 59991), (66, 39994), (132, 19997)]