20619210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{687307}}^1$

素因数の和:687317

約数の個数: 16

約数和(自身を含む): 49486176

約数和(自身を除く): 28866966

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 687307, 1374614, 2061921, 3436535, 4123842, 6873070, 10309605, 20619210]

約数ペア:

[(1, 20619210), (2, 10309605), (3, 6873070), (5, 4123842), (6, 3436535), (10, 2061921), (15, 1374614), (30, 687307)]