19443728

素因数分解:

$2^4\times {\mathrm{653}}^1\times {\mathrm{1861}}^1$

素因数の和:2522

約数の個数: 20

約数和(自身を含む): 37750188

約数和(自身を除く): 18306460

約数列:

[1, 2, 4, 8, 16, 653, 1306, 1861, 2612, 3722, 5224, 7444, 10448, 14888, 29776, 1215233, 2430466, 4860932, 9721864, 19443728]

約数ペア:

[(1, 19443728), (2, 9721864), (4, 4860932), (8, 2430466), (16, 1215233), (653, 29776), (1306, 14888), (1861, 10448), (2612, 7444), (3722, 5224)]