20081978788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2017073}}^1$

素因数の和:2017227

約数の個数: 24

約数和(自身を含む): 37275527520

約数和(自身を除く): 17193548732

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2489, 4978, 9956, 2017073, 4034146, 8068292, 38324387, 76648774, 153297548, 264236563, 528473126, 1056946252, 5020494697, 10040989394, 20081978788]

約数ペア:

[(1, 20081978788), (2, 10040989394), (4, 5020494697), (19, 1056946252), (38, 528473126), (76, 264236563), (131, 153297548), (262, 76648774), (524, 38324387), (2489, 8068292), (4978, 4034146), (9956, 2017073)]