2009291704

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{258131}}^1$

素因数の和:258283

約数の個数: 32

約数和(自身を含む): 4336617600

約数和(自身を除く): 2327325896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 258131, 516262, 1032524, 1806917, 2065048, 3613834, 7227668, 14455336, 35880209, 71760418, 143520836, 251161463, 287041672, 502322926, 1004645852, 2009291704]

約数ペア:

[(1, 2009291704), (2, 1004645852), (4, 502322926), (7, 287041672), (8, 251161463), (14, 143520836), (28, 71760418), (56, 35880209), (139, 14455336), (278, 7227668), (556, 3613834), (973, 2065048), (1112, 1806917), (1946, 1032524), (3892, 516262), (7784, 258131)]