19888106

素因数分解:

$2^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{2917}}^1$

素因数の和:3413

約数の個数: 16

約数和(自身を含む): 34175616

約数和(自身を除く): 14287510

約数列:

[1, 2, 7, 14, 487, 974, 2917, 3409, 5834, 6818, 20419, 40838, 1420579, 2841158, 9944053, 19888106]

約数ペア:

[(1, 19888106), (2, 9944053), (7, 2841158), (14, 1420579), (487, 40838), (974, 20419), (2917, 6818), (3409, 5834)]