19200951

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 35043840

約数和(自身を除く): 15842889

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 103, 231, 269, 309, 693, 721, 807, 927, 1133, 1883, 2163, 2421, 2959, 3399, 5649, 6489, 7931, 8877, 10197, 16947, 20713, 23793, 26631, 27707, 62139, 71379, 83121, 186417, 193949, 249363, 304777, 581847, 914331, 1745541, 2133439, 2742993, 6400317, 19200951]

約数ペア:

[(1, 19200951), (3, 6400317), (7, 2742993), (9, 2133439), (11, 1745541), (21, 914331), (33, 581847), (63, 304777), (77, 249363), (99, 193949), (103, 186417), (231, 83121), (269, 71379), (309, 62139), (693, 27707), (721, 26631), (807, 23793), (927, 20713), (1133, 16947), (1883, 10197), (2163, 8877), (2421, 7931), (2959, 6489), (3399, 5649)]