20226778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 15698342

約数列:

[1, 2, 11, 13, 22, 26, 143, 197, 286, 359, 394, 718, 2167, 2561, 3949, 4334, 4667, 5122, 7898, 9334, 28171, 51337, 56342, 70723, 102674, 141446, 777953, 919399, 1555906, 1838798, 10113389, 20226778]

約数ペア:

[(1, 20226778), (2, 10113389), (11, 1838798), (13, 1555906), (22, 919399), (26, 777953), (143, 141446), (197, 102674), (286, 70723), (359, 56342), (394, 51337), (718, 28171), (2167, 9334), (2561, 7898), (3949, 5122), (4334, 4667)]