20624695

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45329}}^1$

素因数の和:45354

約数の個数: 16

約数和(自身を含む): 30461760

約数和(自身を除く): 9837065

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 45329, 226645, 317303, 589277, 1586515, 2946385, 4124939, 20624695]

約数ペア:

[(1, 20624695), (5, 4124939), (7, 2946385), (13, 1586515), (35, 589277), (65, 317303), (91, 226645), (455, 45329)]