20001694

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1783}}^1$

素因数の和:1935

約数の個数: 16

約数和(自身を含む): 30827520

約数和(自身を除く): 10825826

約数列:

[1, 2, 71, 79, 142, 158, 1783, 3566, 5609, 11218, 126593, 140857, 253186, 281714, 10000847, 20001694]

約数ペア:

[(1, 20001694), (2, 10000847), (71, 281714), (79, 253186), (142, 140857), (158, 126593), (1783, 11218), (3566, 5609)]