20586995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28793}}^1$

素因数の和:28822

約数の個数: 16

約数和(自身を含む): 29024352

約数和(自身を除く): 8437357

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 28793, 143965, 316723, 374309, 1583615, 1871545, 4117399, 20586995]

約数ペア:

[(1, 20586995), (5, 4117399), (11, 1871545), (13, 1583615), (55, 374309), (65, 316723), (143, 143965), (715, 28793)]