19480305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{353}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 33780096

約数和(自身を除く): 14299791

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 283, 353, 849, 1059, 1415, 1765, 3679, 4245, 4589, 5295, 11037, 13767, 18395, 22945, 55185, 68835, 99899, 299697, 499495, 1298687, 1498485, 3896061, 6493435, 19480305]

約数ペア:

[(1, 19480305), (3, 6493435), (5, 3896061), (13, 1498485), (15, 1298687), (39, 499495), (65, 299697), (195, 99899), (283, 68835), (353, 55185), (849, 22945), (1059, 18395), (1415, 13767), (1765, 11037), (3679, 5295), (4245, 4589)]