18901892

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1193}}^1$

素因数の和:1447

約数の個数: 24

約数和(自身を含む): 35203896

約数和(自身を除く): 16302004

約数列:

[1, 2, 4, 17, 34, 68, 233, 466, 932, 1193, 2386, 3961, 4772, 7922, 15844, 20281, 40562, 81124, 277969, 555938, 1111876, 4725473, 9450946, 18901892]

約数ペア:

[(1, 18901892), (2, 9450946), (4, 4725473), (17, 1111876), (34, 555938), (68, 277969), (233, 81124), (466, 40562), (932, 20281), (1193, 15844), (2386, 7922), (3961, 4772)]