20888968

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1061}}^1$

素因数の和:1197

約数の個数: 32

約数和(自身を含む): 41290560

約数和(自身を除く): 20401592

約数列:

[1, 2, 4, 8, 23, 46, 92, 107, 184, 214, 428, 856, 1061, 2122, 2461, 4244, 4922, 8488, 9844, 19688, 24403, 48806, 97612, 113527, 195224, 227054, 454108, 908216, 2611121, 5222242, 10444484, 20888968]

約数ペア:

[(1, 20888968), (2, 10444484), (4, 5222242), (8, 2611121), (23, 908216), (46, 454108), (92, 227054), (107, 195224), (184, 113527), (214, 97612), (428, 48806), (856, 24403), (1061, 19688), (2122, 9844), (2461, 8488), (4244, 4922)]