19528850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{35507}}^1$

素因数の和:35530

約数の個数: 24

約数和(自身を含む): 39626928

約数和(自身を除く): 20098078

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 35507, 71014, 177535, 355070, 390577, 781154, 887675, 1775350, 1952885, 3905770, 9764425, 19528850]

約数ペア:

[(1, 19528850), (2, 9764425), (5, 3905770), (10, 1952885), (11, 1775350), (22, 887675), (25, 781154), (50, 390577), (55, 355070), (110, 177535), (275, 71014), (550, 35507)]