20958502

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{4643}}^1$

素因数の和:4743

約数の個数: 16

約数和(自身を含む): 32823792

約数和(自身を除く): 11865290

約数列:

[1, 2, 37, 61, 74, 122, 2257, 4514, 4643, 9286, 171791, 283223, 343582, 566446, 10479251, 20958502]

約数ペア:

[(1, 20958502), (2, 10479251), (37, 566446), (61, 343582), (74, 283223), (122, 171791), (2257, 9286), (4514, 4643)]