18564539

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1439}}^1$

素因数の和:1562

約数の個数: 16

約数和(自身を含む): 22579200

約数和(自身を除く): 4014661

約数列:

[1, 7, 19, 97, 133, 679, 1439, 1843, 10073, 12901, 27341, 139583, 191387, 977081, 2652077, 18564539]

約数ペア:

[(1, 18564539), (7, 2652077), (19, 977081), (97, 191387), (133, 139583), (679, 27341), (1439, 12901), (1843, 10073)]