18534393

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{23671}}^1$

素因数の和:23709

約数の個数: 16

約数和(自身を含む): 28406400

約数和(自身を除く): 9872007

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 23671, 71013, 213039, 639117, 686459, 2059377, 6178131, 18534393]

約数ペア:

[(1, 18534393), (3, 6178131), (9, 2059377), (27, 686459), (29, 639117), (87, 213039), (261, 71013), (783, 23671)]