19011609

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1523}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 29321760

約数和(自身を除く): 10310151

約数列:

[1, 3, 9, 19, 57, 73, 171, 219, 657, 1387, 1523, 4161, 4569, 12483, 13707, 28937, 86811, 111179, 260433, 333537, 1000611, 2112401, 6337203, 19011609]

約数ペア:

[(1, 19011609), (3, 6337203), (9, 2112401), (19, 1000611), (57, 333537), (73, 260433), (171, 111179), (219, 86811), (657, 28937), (1387, 13707), (1523, 12483), (4161, 4569)]