19237424

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{63281}}^1$

素因数の和:63308

約数の個数: 20

約数和(自身を含む): 39234840

約数和(自身を除く): 19997416

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 63281, 126562, 253124, 506248, 1012496, 1202339, 2404678, 4809356, 9618712, 19237424]

約数ペア:

[(1, 19237424), (2, 9618712), (4, 4809356), (8, 2404678), (16, 1202339), (19, 1012496), (38, 506248), (76, 253124), (152, 126562), (304, 63281)]