20442279

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2803}}^1$

素因数の和:2847

約数の個数: 32

約数和(自身を含む): 33917184

約数和(自身を除く): 13474905

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 2803, 7293, 8409, 30833, 36439, 47651, 92499, 109317, 142953, 400829, 524161, 619463, 1202487, 1572483, 1858389, 6814093, 20442279]

約数ペア:

[(1, 20442279), (3, 6814093), (11, 1858389), (13, 1572483), (17, 1202487), (33, 619463), (39, 524161), (51, 400829), (143, 142953), (187, 109317), (221, 92499), (429, 47651), (561, 36439), (663, 30833), (2431, 8409), (2803, 7293)]