20573144

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{62723}}^1$

素因数の和:62770

約数の個数: 16

約数和(自身を含む): 39516120

約数和(自身を除く): 18942976

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 62723, 125446, 250892, 501784, 2571643, 5143286, 10286572, 20573144]

約数ペア:

[(1, 20573144), (2, 10286572), (4, 5143286), (8, 2571643), (41, 501784), (82, 250892), (164, 125446), (328, 62723)]