20068443

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1447}}^1$

素因数の和:1543

約数の個数: 24

約数和(自身を含む): 30720768

約数和(自身を除く): 10652325

約数列:

[1, 3, 9, 23, 67, 69, 201, 207, 603, 1447, 1541, 4341, 4623, 13023, 13869, 33281, 96949, 99843, 290847, 299529, 872541, 2229827, 6689481, 20068443]

約数ペア:

[(1, 20068443), (3, 6689481), (9, 2229827), (23, 872541), (67, 299529), (69, 290847), (201, 99843), (207, 96949), (603, 33281), (1447, 13869), (1541, 13023), (4341, 4623)]