19389210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{646307}}^1$

素因数の和:646317

約数の個数: 16

約数和(自身を含む): 46534176

約数和(自身を除く): 27144966

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 646307, 1292614, 1938921, 3231535, 3877842, 6463070, 9694605, 19389210]

約数ペア:

[(1, 19389210), (2, 9694605), (3, 6463070), (5, 3877842), (6, 3231535), (10, 1938921), (15, 1292614), (30, 646307)]