19532805

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{541}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 32780160

約数和(自身を除く): 13247355

約数列:

[1, 3, 5, 15, 29, 83, 87, 145, 249, 415, 435, 541, 1245, 1623, 2407, 2705, 7221, 8115, 12035, 15689, 36105, 44903, 47067, 78445, 134709, 224515, 235335, 673545, 1302187, 3906561, 6510935, 19532805]

約数ペア:

[(1, 19532805), (3, 6510935), (5, 3906561), (15, 1302187), (29, 673545), (83, 235335), (87, 224515), (145, 134709), (249, 78445), (415, 47067), (435, 44903), (541, 36105), (1245, 15689), (1623, 12035), (2407, 8115), (2705, 7221)]