19579244

素因数分解:

$2^2\times {\mathrm{71}}^2\times {\mathrm{971}}^1$

素因数の和:1117

約数の個数: 18

約数和(自身を含む): 34788852

約数和(自身を除く): 15209608

約数列:

[1, 2, 4, 71, 142, 284, 971, 1942, 3884, 5041, 10082, 20164, 68941, 137882, 275764, 4894811, 9789622, 19579244]

約数ペア:

[(1, 19579244), (2, 9789622), (4, 4894811), (71, 275764), (142, 137882), (284, 68941), (971, 20164), (1942, 10082), (3884, 5041)]