20496805

素因数分解:

$5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1871}}^1$

素因数の和:2196

約数の個数: 16

約数和(自身を含む): 28214784

約数和(自身を除く): 7717979

約数列:

[1, 5, 7, 35, 313, 1565, 1871, 2191, 9355, 10955, 13097, 65485, 585623, 2928115, 4099361, 20496805]

約数ペア:

[(1, 20496805), (5, 4099361), (7, 2928115), (35, 585623), (313, 65485), (1565, 13097), (1871, 10955), (2191, 9355)]