20199427297

素因数分解:

$7^1\times {\mathrm{311}}^1\times {\mathrm{509}}^1\times {\mathrm{18229}}^1$

素因数の和:19056

約数の個数: 16

約数和(自身を含む): 23206060800

約数和(自身を除く): 3006633503

約数列:

[1, 7, 311, 509, 2177, 3563, 18229, 127603, 158299, 1108093, 5669219, 9278561, 39684533, 64949927, 2885632471, 20199427297]

約数ペア:

[(1, 20199427297), (7, 2885632471), (311, 64949927), (509, 39684533), (2177, 9278561), (3563, 5669219), (18229, 1108093), (127603, 158299)]