19828622

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 34214400

約数和(自身を除く): 14385778

約数列:

[1, 2, 11, 22, 23, 46, 149, 253, 263, 298, 506, 526, 1639, 2893, 3278, 3427, 5786, 6049, 6854, 12098, 37697, 39187, 66539, 75394, 78374, 133078, 431057, 862114, 901301, 1802602, 9914311, 19828622]

約数ペア:

[(1, 19828622), (2, 9914311), (11, 1802602), (22, 901301), (23, 862114), (46, 431057), (149, 133078), (253, 78374), (263, 75394), (298, 66539), (506, 39187), (526, 37697), (1639, 12098), (2893, 6854), (3278, 6049), (3427, 5786)]