20748595

素因数分解:

$5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1931}}^1$

素因数の和:2250

約数の個数: 16

約数和(自身を含む): 28562688

約数和(自身を除く): 7814093

約数列:

[1, 5, 7, 35, 307, 1535, 1931, 2149, 9655, 10745, 13517, 67585, 592817, 2964085, 4149719, 20748595]

約数ペア:

[(1, 20748595), (5, 4149719), (7, 2964085), (35, 592817), (307, 67585), (1535, 13517), (1931, 10745), (2149, 9655)]