18790974

素因数分解:

$2^1\times 3^3\times {\mathrm{347981}}^1$

素因数の和:347992

約数の個数: 16

約数和(自身を含む): 41757840

約数和(自身を除く): 22966866

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 347981, 695962, 1043943, 2087886, 3131829, 6263658, 9395487, 18790974]

約数ペア:

[(1, 18790974), (2, 9395487), (3, 6263658), (6, 3131829), (9, 2087886), (18, 1043943), (27, 695962), (54, 347981)]