19971501

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{587}}^1\times {\mathrm{1031}}^1$

素因数の和:1632

約数の個数: 16

約数和(自身を含む): 29127168

約数和(自身を除く): 9155667

約数列:

[1, 3, 11, 33, 587, 1031, 1761, 3093, 6457, 11341, 19371, 34023, 605197, 1815591, 6657167, 19971501]

約数ペア:

[(1, 19971501), (3, 6657167), (11, 1815591), (33, 605197), (587, 34023), (1031, 19371), (1761, 11341), (3093, 6457)]