1980558

素因数分解:

$2^1\times 3^3\times {\mathrm{36677}}^1$

素因数の和:36688

約数の個数: 16

約数和(自身を含む): 4401360

約数和(自身を除く): 2420802

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 36677, 73354, 110031, 220062, 330093, 660186, 990279, 1980558]

約数ペア:

[(1, 1980558), (2, 990279), (3, 660186), (6, 330093), (9, 220062), (18, 110031), (27, 73354), (54, 36677)]