1981012

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{4093}}^1$

素因数の和:4119

約数の個数: 18

約数和(自身を含む): 3811514

約数和(自身を除く): 1830502

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 4093, 8186, 16372, 45023, 90046, 180092, 495253, 990506, 1981012]

約数ペア:

[(1, 1981012), (2, 990506), (4, 495253), (11, 180092), (22, 90046), (44, 45023), (121, 16372), (242, 8186), (484, 4093)]