20612109

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{57737}}^1$

素因数の和:57764

約数の個数: 16

約数和(自身を含む): 33257088

約数和(自身を除く): 12644979

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 57737, 173211, 404159, 981529, 1212477, 2944587, 6870703, 20612109]

約数ペア:

[(1, 20612109), (3, 6870703), (7, 2944587), (17, 1212477), (21, 981529), (51, 404159), (119, 173211), (357, 57737)]