19942712

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{57973}}^1$

素因数の和:58022

約数の個数: 16

約数和(自身を含む): 38262840

約数和(自身を除く): 18320128

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 57973, 115946, 231892, 463784, 2492839, 4985678, 9971356, 19942712]

約数ペア:

[(1, 19942712), (2, 9971356), (4, 4985678), (8, 2492839), (43, 463784), (86, 231892), (172, 115946), (344, 57973)]