18990519

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{1051}}^1$

素因数の和:1390

約数の個数: 16

約数和(自身を含む): 26762880

約数和(自身を除く): 7772361

約数列:

[1, 3, 19, 57, 317, 951, 1051, 3153, 6023, 18069, 19969, 59907, 333167, 999501, 6330173, 18990519]

約数ペア:

[(1, 18990519), (3, 6330173), (19, 999501), (57, 333167), (317, 59907), (951, 19969), (1051, 18069), (3153, 6023)]