20384276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9857}}^1$

素因数の和:9919

約数の個数: 24

約数和(自身を含む): 39747456

約数和(自身を除く): 19363180

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 9857, 19714, 39428, 108427, 216854, 433708, 463279, 926558, 1853116, 5096069, 10192138, 20384276]

約数ペア:

[(1, 20384276), (2, 10192138), (4, 5096069), (11, 1853116), (22, 926558), (44, 463279), (47, 433708), (94, 216854), (188, 108427), (517, 39428), (1034, 19714), (2068, 9857)]