20297715

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43651}}^1$

素因数の和:43690

約数の個数: 16

約数和(自身を含む): 33524736

約数和(自身を除く): 13227021

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 43651, 130953, 218255, 654765, 1353181, 4059543, 6765905, 20297715]

約数ペア:

[(1, 20297715), (3, 6765905), (5, 4059543), (15, 1353181), (31, 654765), (93, 218255), (155, 130953), (465, 43651)]