20634874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41771}}^1$

素因数の和:41805

約数の個数: 16

約数和(自身を含む): 35088480

約数和(自身を除く): 14453606

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 41771, 83542, 543023, 793649, 1086046, 1587298, 10317437, 20634874]

約数ペア:

[(1, 20634874), (2, 10317437), (13, 1587298), (19, 1086046), (26, 793649), (38, 543023), (247, 83542), (494, 41771)]