20121326655

素因数分解:

$3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1033}}^1\times {\mathrm{2711}}^1$

素因数の和:4231

約数の個数: 32

約数和(自身を含む): 32304476160

約数和(自身を除く): 12183149505

約数列:

[1, 3, 5, 15, 479, 1033, 1437, 2395, 2711, 3099, 5165, 7185, 8133, 13555, 15495, 40665, 494807, 1298569, 1484421, 2474035, 2800463, 3895707, 6492845, 7422105, 8401389, 14002315, 19478535, 42006945, 1341421777, 4024265331, 6707108885, 20121326655]

約数ペア:

[(1, 20121326655), (3, 6707108885), (5, 4024265331), (15, 1341421777), (479, 42006945), (1033, 19478535), (1437, 14002315), (2395, 8401389), (2711, 7422105), (3099, 6492845), (5165, 3895707), (7185, 2800463), (8133, 2474035), (13555, 1484421), (15495, 1298569), (40665, 494807)]