20692644

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1361}}^1$

素因数の和:1556

約数の個数: 48

約数和(自身を含む): 55526016

約数和(自身を除く): 34833372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 181, 362, 543, 724, 1086, 1267, 1361, 2172, 2534, 2722, 3801, 4083, 5068, 5444, 7602, 8166, 9527, 15204, 16332, 19054, 28581, 38108, 57162, 114324, 246341, 492682, 739023, 985364, 1478046, 1724387, 2956092, 3448774, 5173161, 6897548, 10346322, 20692644]

約数ペア:

[(1, 20692644), (2, 10346322), (3, 6897548), (4, 5173161), (6, 3448774), (7, 2956092), (12, 1724387), (14, 1478046), (21, 985364), (28, 739023), (42, 492682), (84, 246341), (181, 114324), (362, 57162), (543, 38108), (724, 28581), (1086, 19054), (1267, 16332), (1361, 15204), (2172, 9527), (2534, 8166), (2722, 7602), (3801, 5444), (4083, 5068)]