19012255

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 25459200

約数和(自身を除く): 6446945

約数列:

[1, 5, 19, 29, 67, 95, 103, 145, 335, 515, 551, 1273, 1943, 1957, 2755, 2987, 6365, 6901, 9715, 9785, 14935, 34505, 36917, 56753, 131119, 184585, 200129, 283765, 655595, 1000645, 3802451, 19012255]

約数ペア:

[(1, 19012255), (5, 3802451), (19, 1000645), (29, 655595), (67, 283765), (95, 200129), (103, 184585), (145, 131119), (335, 56753), (515, 36917), (551, 34505), (1273, 14935), (1943, 9785), (1957, 9715), (2755, 6901), (2987, 6365)]