18329409

素因数分解:

$3^4\times 7^1\times {\mathrm{32327}}^1$

素因数の和:32346

約数の個数: 20

約数和(自身を含む): 31293504

約数和(自身を除く): 12964095

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 32327, 96981, 226289, 290943, 678867, 872829, 2036601, 2618487, 6109803, 18329409]

約数ペア:

[(1, 18329409), (3, 6109803), (7, 2618487), (9, 2036601), (21, 872829), (27, 678867), (63, 290943), (81, 226289), (189, 96981), (567, 32327)]