19140890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26959}}^1$

素因数の和:27037

約数の個数: 16

約数和(自身を含む): 34940160

約数和(自身を除く): 15799270

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 26959, 53918, 134795, 269590, 1914089, 3828178, 9570445, 19140890]

約数ペア:

[(1, 19140890), (2, 9570445), (5, 3828178), (10, 1914089), (71, 269590), (142, 134795), (355, 53918), (710, 26959)]