20189277

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{24121}}^1$

素因数の和:24161

約数の個数: 16

約数和(自身を含む): 30876160

約数和(自身を除く): 10686883

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 24121, 72363, 217089, 651267, 747751, 2243253, 6729759, 20189277]

約数ペア:

[(1, 20189277), (3, 6729759), (9, 2243253), (27, 747751), (31, 651267), (93, 217089), (279, 72363), (837, 24121)]