205408978

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1\times {\mathrm{6323}}^1$

素因数の和:6801

約数の個数: 16

約数和(自身を含む): 317211840

約数和(自身を除く): 111802862

約数列:

[1, 2, 37, 74, 439, 878, 6323, 12646, 16243, 32486, 233951, 467902, 2775797, 5551594, 102704489, 205408978]

約数ペア:

[(1, 205408978), (2, 102704489), (37, 5551594), (74, 2775797), (439, 467902), (878, 233951), (6323, 32486), (12646, 16243)]