19444865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8623}}^1$

素因数の和:8680

約数の個数: 16

約数和(自身を含む): 26078976

約数和(自身を除く): 6634111

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 8623, 43115, 94853, 353543, 474265, 1767715, 3888973, 19444865]

約数ペア:

[(1, 19444865), (5, 3888973), (11, 1767715), (41, 474265), (55, 353543), (205, 94853), (451, 43115), (2255, 8623)]