20143264239

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8641469}}^1$

素因数の和:8641519

約数の個数: 24

約数和(自身を含む): 34151089440

約数和(自身を除く): 14007825201

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 8641469, 25924407, 60490283, 77773221, 181470849, 319734353, 544412547, 959203059, 2238140471, 2877609177, 6714421413, 20143264239]

約数ペア:

[(1, 20143264239), (3, 6714421413), (7, 2877609177), (9, 2238140471), (21, 959203059), (37, 544412547), (63, 319734353), (111, 181470849), (259, 77773221), (333, 60490283), (777, 25924407), (2331, 8641469)]