20888812249

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{284159}}^1$

素因数の和:284304

約数の個数: 16

約数和(自身を含む): 22710067200

約数和(自身を除く): 1821254951

約数列:

[1, 19, 53, 73, 1007, 1387, 3869, 73511, 284159, 5399021, 15060427, 20743607, 286148113, 394128533, 1099411171, 20888812249]

約数ペア:

[(1, 20888812249), (19, 1099411171), (53, 394128533), (73, 286148113), (1007, 20743607), (1387, 15060427), (3869, 5399021), (73511, 284159)]