19773252

素因数分解:

$2^2\times 3^2\times {\mathrm{549257}}^1$

素因数の和:549267

約数の個数: 18

約数和(自身を含む): 49982478

約数和(自身を除く): 30209226

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 549257, 1098514, 1647771, 2197028, 3295542, 4943313, 6591084, 9886626, 19773252]

約数ペア:

[(1, 19773252), (2, 9886626), (3, 6591084), (4, 4943313), (6, 3295542), (9, 2197028), (12, 1647771), (18, 1098514), (36, 549257)]