20005695

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14341}}^1$

素因数の和:14383

約数の個数: 24

約数和(自身を含む): 35797632

約数和(自身を除く): 15791937

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 14341, 43023, 71705, 129069, 215115, 444571, 645345, 1333713, 2222855, 4001139, 6668565, 20005695]

約数ペア:

[(1, 20005695), (3, 6668565), (5, 4001139), (9, 2222855), (15, 1333713), (31, 645345), (45, 444571), (93, 215115), (155, 129069), (279, 71705), (465, 43023), (1395, 14341)]