198492772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{19937}}^1$

素因数の和:20091

約数の個数: 24

約数和(自身を含む): 368454240

約数和(自身を除く): 169961468

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2489, 4978, 9956, 19937, 39874, 79748, 378803, 757606, 1515212, 2611747, 5223494, 10446988, 49623193, 99246386, 198492772]

約数ペア:

[(1, 198492772), (2, 99246386), (4, 49623193), (19, 10446988), (38, 5223494), (76, 2611747), (131, 1515212), (262, 757606), (524, 378803), (2489, 79748), (4978, 39874), (9956, 19937)]