20171812281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{865483}}^1$

素因数の和:865960

約数の個数: 16

約数和(自身を含む): 28540200384

約数和(自身を除く): 8368388103

約数列:

[1, 3, 17, 51, 457, 1371, 7769, 23307, 865483, 2596449, 14713211, 44139633, 395525731, 1186577193, 6723937427, 20171812281]

約数ペア:

[(1, 20171812281), (3, 6723937427), (17, 1186577193), (51, 395525731), (457, 44139633), (1371, 14713211), (7769, 2596449), (23307, 865483)]