19497005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{3313}}^1$

素因数の和:3436

約数の個数: 16

約数和(自身を含む): 25769664

約数和(自身を除く): 6272659

約数列:

[1, 5, 11, 55, 107, 535, 1177, 3313, 5885, 16565, 36443, 182215, 354491, 1772455, 3899401, 19497005]

約数ペア:

[(1, 19497005), (5, 3899401), (11, 1772455), (55, 354491), (107, 182215), (535, 36443), (1177, 16565), (3313, 5885)]