19939929

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{10567}}^1$

素因数の和:10624

約数の個数: 16

約数和(自身を含む): 28914048

約数和(自身を除く): 8974119

約数列:

[1, 3, 17, 37, 51, 111, 629, 1887, 10567, 31701, 179639, 390979, 538917, 1172937, 6646643, 19939929]

約数ペア:

[(1, 19939929), (3, 6646643), (17, 1172937), (37, 538917), (51, 390979), (111, 179639), (629, 31701), (1887, 10567)]