18883346211

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{1779601}}^1$

素因数の和:1779744

約数の個数: 20

約数和(自身を含む): 28423803144

約数和(自身を除く): 9540456933

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 3537, 10611, 1779601, 5338803, 16016409, 48049227, 144147681, 233127731, 699383193, 2098149579, 6294448737, 18883346211]

約数ペア:

[(1, 18883346211), (3, 6294448737), (9, 2098149579), (27, 699383193), (81, 233127731), (131, 144147681), (393, 48049227), (1179, 16016409), (3537, 5338803), (10611, 1779601)]