19427816

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{13417}}^1$

素因数の和:13604

約数の個数: 16

約数和(自身を含む): 36631140

約数和(自身を除く): 17203324

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 13417, 26834, 53668, 107336, 2428477, 4856954, 9713908, 19427816]

約数ペア:

[(1, 19427816), (2, 9713908), (4, 4856954), (8, 2428477), (181, 107336), (362, 53668), (724, 26834), (1448, 13417)]