20287787523

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{2087}}^1\times {\mathrm{41017}}^1$

素因数の和:43186

約数の個数: 16

約数和(自身を含む): 27406586880

約数和(自身を除く): 7118799357

約数列:

[1, 3, 79, 237, 2087, 6261, 41017, 123051, 164873, 494619, 3240343, 9721029, 85602479, 256807437, 6762595841, 20287787523]

約数ペア:

[(1, 20287787523), (3, 6762595841), (79, 256807437), (237, 85602479), (2087, 9721029), (6261, 3240343), (41017, 494619), (123051, 164873)]