18520434

素因数分解:

$2^1\times 3^3\times {\mathrm{342971}}^1$

素因数の和:342982

約数の個数: 16

約数和(自身を含む): 41156640

約数和(自身を除く): 22636206

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 342971, 685942, 1028913, 2057826, 3086739, 6173478, 9260217, 18520434]

約数ペア:

[(1, 18520434), (2, 9260217), (3, 6173478), (6, 3086739), (9, 2057826), (18, 1028913), (27, 685942), (54, 342971)]