20138961020

素因数分解:

$2^2\times 5^1\times {\mathrm{607}}^1\times {\mathrm{1658893}}^1$

素因数の和:1659509

約数の個数: 24

約数和(自身を含む): 42361517184

約数和(自身を除く): 22222556164

約数列:

[1, 2, 4, 5, 10, 20, 607, 1214, 2428, 3035, 6070, 12140, 1658893, 3317786, 6635572, 8294465, 16588930, 33177860, 1006948051, 2013896102, 4027792204, 5034740255, 10069480510, 20138961020]

約数ペア:

[(1, 20138961020), (2, 10069480510), (4, 5034740255), (5, 4027792204), (10, 2013896102), (20, 1006948051), (607, 33177860), (1214, 16588930), (2428, 8294465), (3035, 6635572), (6070, 3317786), (12140, 1658893)]