18441479

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 21596160

約数和(自身を除く): 3154681

約数列:

[1, 7, 73, 151, 239, 511, 1057, 1673, 11023, 17447, 36089, 77161, 122129, 252623, 2634497, 18441479]

約数ペア:

[(1, 18441479), (7, 2634497), (73, 252623), (151, 122129), (239, 77161), (511, 36089), (1057, 17447), (1673, 11023)]