19836272

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{21013}}^1$

素因数の和:21080

約数の個数: 20

約数和(自身を含む): 39086040

約数和(自身を除く): 19249768

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 21013, 42026, 84052, 168104, 336208, 1239767, 2479534, 4959068, 9918136, 19836272]

約数ペア:

[(1, 19836272), (2, 9918136), (4, 4959068), (8, 2479534), (16, 1239767), (59, 336208), (118, 168104), (236, 84052), (472, 42026), (944, 21013)]