20538922

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1\times {\mathrm{641}}^1$

素因数の和:1113

約数の個数: 16

約数和(自身を含む): 31763592

約数和(自身を除く): 11224670

約数列:

[1, 2, 37, 74, 433, 641, 866, 1282, 16021, 23717, 32042, 47434, 277553, 555106, 10269461, 20538922]

約数ペア:

[(1, 20538922), (2, 10269461), (37, 555106), (74, 277553), (433, 47434), (641, 32042), (866, 23717), (1282, 16021)]