20093139

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{18451}}^1$

素因数の和:18479

約数の個数: 18

約数和(自身を含む): 31903508

約数和(自身を除く): 11810369

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 18451, 55353, 166059, 202961, 608883, 1826649, 2232571, 6697713, 20093139]

約数ペア:

[(1, 20093139), (3, 6697713), (9, 2232571), (11, 1826649), (33, 608883), (99, 202961), (121, 166059), (363, 55353), (1089, 18451)]