2638812

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19991}}^1$

素因数の和:20009

約数の個数: 24

約数和(自身を含む): 6717312

約数和(自身を除く): 4078500

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 19991, 39982, 59973, 79964, 119946, 219901, 239892, 439802, 659703, 879604, 1319406, 2638812]

約数ペア:

[(1, 2638812), (2, 1319406), (3, 879604), (4, 659703), (6, 439802), (11, 239892), (12, 219901), (22, 119946), (33, 79964), (44, 59973), (66, 39982), (132, 19991)]