20343796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{2347}}^1$

素因数の和:2559

約数の個数: 24

約数和(自身を含む): 39051936

約数和(自身を除く): 18708140

約数列:

[1, 2, 4, 11, 22, 44, 197, 394, 788, 2167, 2347, 4334, 4694, 8668, 9388, 25817, 51634, 103268, 462359, 924718, 1849436, 5085949, 10171898, 20343796]

約数ペア:

[(1, 20343796), (2, 10171898), (4, 5085949), (11, 1849436), (22, 924718), (44, 462359), (197, 103268), (394, 51634), (788, 25817), (2167, 9388), (2347, 8668), (4334, 4694)]