18257838

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{28439}}^1$

素因数の和:28551

約数の個数: 16

約数和(自身を含む): 36858240

約数和(自身を除く): 18600402

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 28439, 56878, 85317, 170634, 3042973, 6085946, 9128919, 18257838]

約数ペア:

[(1, 18257838), (2, 9128919), (3, 6085946), (6, 3042973), (107, 170634), (214, 85317), (321, 56878), (642, 28439)]