20888606

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{3271}}^1$

素因数の和:3407

約数の個数: 16

約数和(自身を含む): 32667648

約数和(自身を除く): 11779042

約数列:

[1, 2, 31, 62, 103, 206, 3193, 3271, 6386, 6542, 101401, 202802, 336913, 673826, 10444303, 20888606]

約数ペア:

[(1, 20888606), (2, 10444303), (31, 673826), (62, 336913), (103, 202802), (206, 101401), (3193, 6542), (3271, 6386)]