19005087

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1307}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 26243712

約数和(自身を除く): 7238625

約数列:

[1, 3, 37, 111, 131, 393, 1307, 3921, 4847, 14541, 48359, 145077, 171217, 513651, 6335029, 19005087]

約数ペア:

[(1, 19005087), (3, 6335029), (37, 513651), (111, 171217), (131, 145077), (393, 48359), (1307, 14541), (3921, 4847)]