19924864

素因数分解:

$2^7\times {\mathrm{155663}}^1$

素因数の和:155677

約数の個数: 16

約数和(自身を含む): 39694320

約数和(自身を除く): 19769456

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 155663, 311326, 622652, 1245304, 2490608, 4981216, 9962432, 19924864]

約数ペア:

[(1, 19924864), (2, 9962432), (4, 4981216), (8, 2490608), (16, 1245304), (32, 622652), (64, 311326), (128, 155663)]