20804577144

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{66681337}}^1$

素因数の和:66681359

約数の個数: 32

約数和(自身を含む): 56012323920

約数和(自身を除く): 35207746776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 66681337, 133362674, 200044011, 266725348, 400088022, 533450696, 800176044, 866857381, 1600352088, 1733714762, 2600572143, 3467429524, 5201144286, 6934859048, 10402288572, 20804577144]

約数ペア:

[(1, 20804577144), (2, 10402288572), (3, 6934859048), (4, 5201144286), (6, 3467429524), (8, 2600572143), (12, 1733714762), (13, 1600352088), (24, 866857381), (26, 800176044), (39, 533450696), (52, 400088022), (78, 266725348), (104, 200044011), (156, 133362674), (312, 66681337)]