20669176

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{673}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 42462000

約数和(自身を除く): 21792824

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 349, 673, 698, 1346, 1396, 2692, 2792, 3839, 5384, 7403, 7678, 14806, 15356, 29612, 30712, 59224, 234877, 469754, 939508, 1879016, 2583647, 5167294, 10334588, 20669176]

約数ペア:

[(1, 20669176), (2, 10334588), (4, 5167294), (8, 2583647), (11, 1879016), (22, 939508), (44, 469754), (88, 234877), (349, 59224), (673, 30712), (698, 29612), (1346, 15356), (1396, 14806), (2692, 7678), (2792, 7403), (3839, 5384)]