19838565

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23203}}^1$

素因数の和:23233

約数の個数: 24

約数和(自身を含む): 36198240

約数和(自身を除く): 16359675

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 23203, 69609, 116015, 208827, 348045, 440857, 1044135, 1322571, 2204285, 3967713, 6612855, 19838565]

約数ペア:

[(1, 19838565), (3, 6612855), (5, 3967713), (9, 2204285), (15, 1322571), (19, 1044135), (45, 440857), (57, 348045), (95, 208827), (171, 116015), (285, 69609), (855, 23203)]