11321690

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{12721}}^1$

素因数の和:12817

約数の個数: 16

約数和(自身を含む): 20609640

約数和(自身を除く): 9287950

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 12721, 25442, 63605, 127210, 1132169, 2264338, 5660845, 11321690]

約数ペア:

[(1, 11321690), (2, 5660845), (5, 2264338), (10, 1132169), (89, 127210), (178, 63605), (445, 25442), (890, 12721)]