19977341

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:400

約数の個数: 16

約数和(自身を含む): 21772800

約数和(自身を除く): 1795459

約数列:

[1, 19, 59, 71, 251, 1121, 1349, 4189, 4769, 14809, 17821, 79591, 281371, 338599, 1051439, 19977341]

約数ペア:

[(1, 19977341), (19, 1051439), (59, 338599), (71, 281371), (251, 79591), (1121, 17821), (1349, 14809), (4189, 4769)]