19814487

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2767}}^1$

素因数の和:2819

約数の個数: 32

約数和(自身を含む): 34013184

約数和(自身を除く): 14198697

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 2767, 7161, 8301, 19369, 30437, 58107, 85777, 91311, 213059, 257331, 600439, 639177, 943547, 1801317, 2830641, 6604829, 19814487]

約数ペア:

[(1, 19814487), (3, 6604829), (7, 2830641), (11, 1801317), (21, 943547), (31, 639177), (33, 600439), (77, 257331), (93, 213059), (217, 91311), (231, 85777), (341, 58107), (651, 30437), (1023, 19369), (2387, 8301), (2767, 7161)]