20512686862

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11485267}}^1$

素因数の和:11485335

約数の個数: 16

約数和(自身を含む): 33077571840

約数和(自身を除く): 12564884978

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 11485267, 22970534, 218220073, 436440146, 539807549, 1079615098, 10256343431, 20512686862]

約数ペア:

[(1, 20512686862), (2, 10256343431), (19, 1079615098), (38, 539807549), (47, 436440146), (94, 218220073), (893, 22970534), (1786, 11485267)]