18239418

素因数分解:

$2^1\times 3^4\times {\mathrm{112589}}^1$

素因数の和:112603

約数の個数: 20

約数和(自身を含む): 40870170

約数和(自身を除く): 22630752

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 112589, 225178, 337767, 675534, 1013301, 2026602, 3039903, 6079806, 9119709, 18239418]

約数ペア:

[(1, 18239418), (2, 9119709), (3, 6079806), (6, 3039903), (9, 2026602), (18, 1013301), (27, 675534), (54, 337767), (81, 225178), (162, 112589)]