19868015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{739}}^1$

素因数の和:1046

約数の個数: 16

約数和(自身を含む): 25219200

約数和(自身を除く): 5351185

約数列:

[1, 5, 19, 95, 283, 739, 1415, 3695, 5377, 14041, 26885, 70205, 209137, 1045685, 3973603, 19868015]

約数ペア:

[(1, 19868015), (5, 3973603), (19, 1045685), (95, 209137), (283, 70205), (739, 26885), (1415, 14041), (3695, 5377)]