20477383

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{997}}^1$

素因数の和:1086

約数の個数: 16

約数和(自身を含む): 22993920

約数和(自身を除く): 2516537

約数列:

[1, 19, 23, 47, 437, 893, 997, 1081, 18943, 20539, 22931, 46859, 435689, 890321, 1077757, 20477383]

約数ペア:

[(1, 20477383), (19, 1077757), (23, 890321), (47, 435689), (437, 46859), (893, 22931), (997, 20539), (1081, 18943)]