20656902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{883}}^1$

素因数の和:1452

約数の個数: 32

約数和(自身を含む): 47354112

約数和(自身を除く): 26697210

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 557, 883, 1114, 1671, 1766, 2649, 3342, 3899, 5298, 6181, 7798, 11697, 12362, 18543, 23394, 37086, 491831, 983662, 1475493, 2950986, 3442817, 6885634, 10328451, 20656902]

約数ペア:

[(1, 20656902), (2, 10328451), (3, 6885634), (6, 3442817), (7, 2950986), (14, 1475493), (21, 983662), (42, 491831), (557, 37086), (883, 23394), (1114, 18543), (1671, 12362), (1766, 11697), (2649, 7798), (3342, 6181), (3899, 5298)]