19133667

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1072

約数の個数: 36

約数和(自身を含む): 32930040

約数和(自身を除く): 13796373

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 387, 441, 903, 1009, 2107, 2709, 3027, 6321, 7063, 9081, 18963, 21189, 43387, 49441, 63567, 130161, 148323, 303709, 390483, 444969, 911127, 2125963, 2733381, 6377889, 19133667]

約数ペア:

[(1, 19133667), (3, 6377889), (7, 2733381), (9, 2125963), (21, 911127), (43, 444969), (49, 390483), (63, 303709), (129, 148323), (147, 130161), (301, 63567), (387, 49441), (441, 43387), (903, 21189), (1009, 18963), (2107, 9081), (2709, 7063), (3027, 6321)]