19209210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{640307}}^1$

素因数の和:640317

約数の個数: 16

約数和(自身を含む): 46102176

約数和(自身を除く): 26892966

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 640307, 1280614, 1920921, 3201535, 3841842, 6403070, 9604605, 19209210]

約数ペア:

[(1, 19209210), (2, 9604605), (3, 6403070), (5, 3841842), (6, 3201535), (10, 1920921), (15, 1280614), (30, 640307)]