19858470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{661949}}^1$

素因数の和:661959

約数の個数: 16

約数和(自身を含む): 47660400

約数和(自身を除く): 27801930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 661949, 1323898, 1985847, 3309745, 3971694, 6619490, 9929235, 19858470]

約数ペア:

[(1, 19858470), (2, 9929235), (3, 6619490), (5, 3971694), (6, 3309745), (10, 1985847), (15, 1323898), (30, 661949)]