19068165

素因数分解:

$3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{659}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 33153120

約数和(自身を除く): 14084955

約数列:

[1, 3, 5, 9, 15, 45, 643, 659, 1929, 1977, 3215, 3295, 5787, 5931, 9645, 9885, 28935, 29655, 423737, 1271211, 2118685, 3813633, 6356055, 19068165]

約数ペア:

[(1, 19068165), (3, 6356055), (5, 3813633), (9, 2118685), (15, 1271211), (45, 423737), (643, 29655), (659, 28935), (1929, 9885), (1977, 9645), (3215, 5931), (3295, 5787)]