20811228

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{75403}}^1$

素因数の和:75433

約数の個数: 24

約数和(自身を含む): 50671488

約数和(自身を除く): 29860260

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 75403, 150806, 226209, 301612, 452418, 904836, 1734269, 3468538, 5202807, 6937076, 10405614, 20811228]

約数ペア:

[(1, 20811228), (2, 10405614), (3, 6937076), (4, 5202807), (6, 3468538), (12, 1734269), (23, 904836), (46, 452418), (69, 301612), (92, 226209), (138, 150806), (276, 75403)]