20177058712

素因数分解:

$2^3\times {\mathrm{977}}^1\times {\mathrm{2581507}}^1$

素因数の和:2582490

約数の個数: 16

約数和(自身を含む): 37870722360

約数和(自身を除く): 17693663648

約数列:

[1, 2, 4, 8, 977, 1954, 3908, 7816, 2581507, 5163014, 10326028, 20652056, 2522132339, 5044264678, 10088529356, 20177058712]

約数ペア:

[(1, 20177058712), (2, 10088529356), (4, 5044264678), (8, 2522132339), (977, 20652056), (1954, 10326028), (3908, 5163014), (7816, 2581507)]