40671824

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{23321}}^1$

素因数の和:23438

約数の個数: 20

約数和(自身を含む): 79528020

約数和(自身を除く): 38856196

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 23321, 46642, 93284, 186568, 373136, 2541989, 5083978, 10167956, 20335912, 40671824]

約数ペア:

[(1, 40671824), (2, 20335912), (4, 10167956), (8, 5083978), (16, 2541989), (109, 373136), (218, 186568), (436, 93284), (872, 46642), (1744, 23321)]