19923344

素因数分解:

$2^4\times 7^1\times {\mathrm{177887}}^1$

素因数の和:177902

約数の個数: 20

約数和(自身を含む): 44116224

約数和(自身を除く): 24192880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 177887, 355774, 711548, 1245209, 1423096, 2490418, 2846192, 4980836, 9961672, 19923344]

約数ペア:

[(1, 19923344), (2, 9961672), (4, 4980836), (7, 2846192), (8, 2490418), (14, 1423096), (16, 1245209), (28, 711548), (56, 355774), (112, 177887)]