20619330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{687311}}^1$

素因数の和:687321

約数の個数: 16

約数和(自身を含む): 49486464

約数和(自身を除く): 28867134

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 687311, 1374622, 2061933, 3436555, 4123866, 6873110, 10309665, 20619330]

約数ペア:

[(1, 20619330), (2, 10309665), (3, 6873110), (5, 4123866), (6, 3436555), (10, 2061933), (15, 1374622), (30, 687311)]