19871292

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{236563}}^1$

素因数の和:236577

約数の個数: 24

約数和(自身を含む): 52990336

約数和(自身を除く): 33119044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 236563, 473126, 709689, 946252, 1419378, 1655941, 2838756, 3311882, 4967823, 6623764, 9935646, 19871292]

約数ペア:

[(1, 19871292), (2, 9935646), (3, 6623764), (4, 4967823), (6, 3311882), (7, 2838756), (12, 1655941), (14, 1419378), (21, 946252), (28, 709689), (42, 473126), (84, 236563)]