18406386

素因数分解:

$2^1\times 3^3\times {\mathrm{340859}}^1$

素因数の和:340870

約数の個数: 16

約数和(自身を含む): 40903200

約数和(自身を除く): 22496814

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 340859, 681718, 1022577, 2045154, 3067731, 6135462, 9203193, 18406386]

約数ペア:

[(1, 18406386), (2, 9203193), (3, 6135462), (6, 3067731), (9, 2045154), (18, 1022577), (27, 681718), (54, 340859)]