20168082730

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1\times {\mathrm{54401}}^1$

素因数の和:54822

約数の個数: 32

約数和(自身を含む): 36709599168

約数和(自身を除く): 16541516438

約数列:

[1, 2, 5, 10, 131, 262, 283, 566, 655, 1310, 1415, 2830, 37073, 54401, 74146, 108802, 185365, 272005, 370730, 544010, 7126531, 14253062, 15395483, 30790966, 35632655, 71265310, 76977415, 153954830, 2016808273, 4033616546, 10084041365, 20168082730]

約数ペア:

[(1, 20168082730), (2, 10084041365), (5, 4033616546), (10, 2016808273), (131, 153954830), (262, 76977415), (283, 71265310), (566, 35632655), (655, 30790966), (1310, 15395483), (1415, 14253062), (2830, 7126531), (37073, 544010), (54401, 370730), (74146, 272005), (108802, 185365)]