19867484

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{54581}}^1$

素因数の和:54605

約数の個数: 24

約数和(自身を含む): 42792288

約数和(自身を除く): 22924804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 54581, 109162, 218324, 382067, 709553, 764134, 1419106, 1528268, 2838212, 4966871, 9933742, 19867484]

約数ペア:

[(1, 19867484), (2, 9933742), (4, 4966871), (7, 2838212), (13, 1528268), (14, 1419106), (26, 764134), (28, 709553), (52, 382067), (91, 218324), (182, 109162), (364, 54581)]