20091328

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{13649}}^1$

素因数の和:13684

約数の個数: 28

約数和(自身を含む): 41605200

約数和(自身を除く): 21513872

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 184, 368, 736, 1472, 13649, 27298, 54596, 109192, 218384, 313927, 436768, 627854, 873536, 1255708, 2511416, 5022832, 10045664, 20091328]

約数ペア:

[(1, 20091328), (2, 10045664), (4, 5022832), (8, 2511416), (16, 1255708), (23, 873536), (32, 627854), (46, 436768), (64, 313927), (92, 218384), (184, 109192), (368, 54596), (736, 27298), (1472, 13649)]