20552877

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:433

約数の個数: 24

約数和(自身を含む): 30426240

約数和(自身を除く): 9873363

約数列:

[1, 3, 9, 79, 137, 211, 237, 411, 633, 711, 1233, 1899, 10823, 16669, 28907, 32469, 50007, 86721, 97407, 150021, 260163, 2283653, 6850959, 20552877]

約数ペア:

[(1, 20552877), (3, 6850959), (9, 2283653), (79, 260163), (137, 150021), (211, 97407), (237, 86721), (411, 50007), (633, 32469), (711, 28907), (1233, 16669), (1899, 10823)]