20586214

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:612

約数の個数: 24

約数和(自身を含む): 34176744

約数和(自身を除く): 13590530

約数列:

[1, 2, 11, 22, 121, 242, 257, 331, 514, 662, 2827, 3641, 5654, 7282, 31097, 40051, 62194, 80102, 85067, 170134, 935737, 1871474, 10293107, 20586214]

約数ペア:

[(1, 20586214), (2, 10293107), (11, 1871474), (22, 935737), (121, 170134), (242, 85067), (257, 80102), (331, 62194), (514, 40051), (662, 31097), (2827, 7282), (3641, 5654)]