18403983

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{52433}}^1$

素因数の和:52455

約数の個数: 16

約数和(自身を含む): 29363040

約数和(自身を除く): 10959057

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 52433, 157299, 471897, 681629, 1415691, 2044887, 6134661, 18403983]

約数ペア:

[(1, 18403983), (3, 6134661), (9, 2044887), (13, 1415691), (27, 681629), (39, 471897), (117, 157299), (351, 52433)]