81484048

素因数分解:

$2^4\times {\mathrm{2221}}^1\times {\mathrm{2293}}^1$

素因数の和:4522

約数の個数: 20

約数和(自身を含む): 158015308

約数和(自身を除く): 76531260

約数列:

[1, 2, 4, 8, 16, 2221, 2293, 4442, 4586, 8884, 9172, 17768, 18344, 35536, 36688, 5092753, 10185506, 20371012, 40742024, 81484048]

約数ペア:

[(1, 81484048), (2, 40742024), (4, 20371012), (8, 10185506), (16, 5092753), (2221, 36688), (2293, 35536), (4442, 18344), (4586, 17768), (8884, 9172)]