20749322

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1\times {\mathrm{479}}^1$

素因数の和:682

約数の個数: 24

約数和(自身を含む): 34473600

約数和(自身を除く): 13724278

約数列:

[1, 2, 11, 22, 121, 179, 242, 358, 479, 958, 1969, 3938, 5269, 10538, 21659, 43318, 57959, 85741, 115918, 171482, 943151, 1886302, 10374661, 20749322]

約数ペア:

[(1, 20749322), (2, 10374661), (11, 1886302), (22, 943151), (121, 171482), (179, 115918), (242, 85741), (358, 57959), (479, 43318), (958, 21659), (1969, 10538), (3938, 5269)]