19548321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 32686080

約数和(自身を除く): 13137759

約数列:

[1, 3, 13, 19, 23, 31, 37, 39, 57, 69, 93, 111, 247, 299, 403, 437, 481, 589, 703, 713, 741, 851, 897, 1147, 1209, 1311, 1443, 1767, 2109, 2139, 2553, 3441, 5681, 7657, 9139, 9269, 11063, 13547, 14911, 16169, 17043, 21793, 22971, 26381, 27417, 27807, 33189, 40641, 44733, 48507, 65379, 79143, 176111, 210197, 283309, 342953, 501239, 528333, 630591, 849927, 1028859, 1503717, 6516107, 19548321]

約数ペア:

[(1, 19548321), (3, 6516107), (13, 1503717), (19, 1028859), (23, 849927), (31, 630591), (37, 528333), (39, 501239), (57, 342953), (69, 283309), (93, 210197), (111, 176111), (247, 79143), (299, 65379), (403, 48507), (437, 44733), (481, 40641), (589, 33189), (703, 27807), (713, 27417), (741, 26381), (851, 22971), (897, 21793), (1147, 17043), (1209, 16169), (1311, 14911), (1443, 13547), (1767, 11063), (2109, 9269), (2139, 9139), (2553, 7657), (3441, 5681)]