18242907

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1181}}^1$

素因数の和:1474

約数の個数: 16

約数和(自身を含む): 25720320

約数和(自身を除く): 7477413

約数列:

[1, 3, 19, 57, 271, 813, 1181, 3543, 5149, 15447, 22439, 67317, 320051, 960153, 6080969, 18242907]

約数ペア:

[(1, 18242907), (3, 6080969), (19, 960153), (57, 320051), (271, 67317), (813, 22439), (1181, 15447), (3543, 5149)]