18842613

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{6971}}^1$

素因数の和:7044

約数の個数: 16

約数和(自身を含む): 27107136

約数和(自身を除く): 8264523

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 6971, 20913, 118507, 355521, 369463, 1108389, 6280871, 18842613]

約数ペア:

[(1, 18842613), (3, 6280871), (17, 1108389), (51, 369463), (53, 355521), (159, 118507), (901, 20913), (2703, 6971)]