19395866

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4211}}^1$

素因数の和:4274

約数の個数: 24

約数和(自身を含む): 34572096

約数和(自身を除く): 15176230

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 329, 658, 2303, 4211, 4606, 8422, 29477, 58954, 197917, 206339, 395834, 412678, 1385419, 2770838, 9697933, 19395866]

約数ペア:

[(1, 19395866), (2, 9697933), (7, 2770838), (14, 1385419), (47, 412678), (49, 395834), (94, 206339), (98, 197917), (329, 58954), (658, 29477), (2303, 8422), (4211, 4606)]