19928103839

素因数分解:

$7^1\times {\mathrm{281}}^1\times {\mathrm{2801}}^1\times {\mathrm{3617}}^1$

素因数の和:6706

約数の個数: 16

約数和(自身を含む): 22870506816

約数和(自身を除く): 2942402977

約数列:

[1, 7, 281, 1967, 2801, 3617, 19607, 25319, 787081, 1016377, 5509567, 7114639, 10131217, 70918519, 2846871977, 19928103839]

約数ペア:

[(1, 19928103839), (7, 2846871977), (281, 70918519), (1967, 10131217), (2801, 7114639), (3617, 5509567), (19607, 1016377), (25319, 787081)]