18180801

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{18199}}^1$

素因数の和:18245

約数の個数: 16

約数和(自身を含む): 27664000

約数和(自身を除く): 9483199

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 18199, 54597, 163791, 491373, 673363, 2020089, 6060267, 18180801]

約数ペア:

[(1, 18180801), (3, 6060267), (9, 2020089), (27, 673363), (37, 491373), (111, 163791), (333, 54597), (999, 18199)]