20119563

素因数分解:

$3^3\times {\mathrm{397}}^1\times {\mathrm{1877}}^1$

素因数の和:2283

約数の個数: 16

約数和(自身を含む): 29897760

約数和(自身を除く): 9778197

約数列:

[1, 3, 9, 27, 397, 1191, 1877, 3573, 5631, 10719, 16893, 50679, 745169, 2235507, 6706521, 20119563]

約数ペア:

[(1, 20119563), (3, 6706521), (9, 2235507), (27, 745169), (397, 50679), (1191, 16893), (1877, 10719), (3573, 5631)]