19413438

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2749}}^1$

素因数の和:2872

約数の個数: 32

約数和(自身を含む): 42768000

約数和(自身を除く): 23354562

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 107, 214, 321, 642, 1177, 2354, 2749, 3531, 5498, 7062, 8247, 16494, 30239, 60478, 90717, 181434, 294143, 588286, 882429, 1764858, 3235573, 6471146, 9706719, 19413438]

約数ペア:

[(1, 19413438), (2, 9706719), (3, 6471146), (6, 3235573), (11, 1764858), (22, 882429), (33, 588286), (66, 294143), (107, 181434), (214, 90717), (321, 60478), (642, 30239), (1177, 16494), (2354, 8247), (2749, 7062), (3531, 5498)]