19768832

素因数分解:

$2^9\times {\mathrm{38611}}^1$

素因数の和:38629

約数の個数: 20

約数和(自身を含む): 39500076

約数和(自身を除く): 19731244

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 38611, 77222, 154444, 308888, 617776, 1235552, 2471104, 4942208, 9884416, 19768832]

約数ペア:

[(1, 19768832), (2, 9884416), (4, 4942208), (8, 2471104), (16, 1235552), (32, 617776), (64, 308888), (128, 154444), (256, 77222), (512, 38611)]