19205538

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{290993}}^1$

素因数の和:291009

約数の個数: 16

約数和(自身を含む): 41903136

約数和(自身を除く): 22697598

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 290993, 581986, 872979, 1745958, 3200923, 6401846, 9602769, 19205538]

約数ペア:

[(1, 19205538), (2, 9602769), (3, 6401846), (6, 3200923), (11, 1745958), (22, 872979), (33, 581986), (66, 290993)]