9920796557

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2\times {\mathrm{26431}}^1$

素因数の和:26553

約数の個数: 24

約数和(自身を含む): 12008586240

約数和(自身を除く): 2087789683

約数列:

[1, 7, 29, 43, 203, 301, 1247, 1849, 8729, 12943, 26431, 53621, 185017, 375347, 766499, 1136533, 5365493, 7955731, 32959457, 48870919, 230716199, 342096433, 1417256651, 9920796557]

約数ペア:

[(1, 9920796557), (7, 1417256651), (29, 342096433), (43, 230716199), (203, 48870919), (301, 32959457), (1247, 7955731), (1849, 5365493), (8729, 1136533), (12943, 766499), (26431, 375347), (53621, 185017)]