19854962

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11117}}^1$

素因数の和:11185

約数の個数: 16

約数和(自身を含む): 32019840

約数和(自身を除く): 12164878

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 11117, 22234, 211223, 422446, 522499, 1044998, 9927481, 19854962]

約数ペア:

[(1, 19854962), (2, 9927481), (19, 1044998), (38, 522499), (47, 422446), (94, 211223), (893, 22234), (1786, 11117)]