19920159580

素因数分解:

$2^2\times 5^1\times {\mathrm{996007979}}^1$

素因数の和:996007988

約数の個数: 12

約数和(自身を含む): 41832335160

約数和(自身を除く): 21912175580

約数列:

[1, 2, 4, 5, 10, 20, 996007979, 1992015958, 3984031916, 4980039895, 9960079790, 19920159580]

約数ペア:

[(1, 19920159580), (2, 9960079790), (4, 4980039895), (5, 3984031916), (10, 1992015958), (20, 996007979)]