1980916

素因数分解:

$2^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{269}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 3991680

約数和(自身を除く): 2010764

約数列:

[1, 2, 4, 7, 14, 28, 263, 269, 526, 538, 1052, 1076, 1841, 1883, 3682, 3766, 7364, 7532, 70747, 141494, 282988, 495229, 990458, 1980916]

約数ペア:

[(1, 1980916), (2, 990458), (4, 495229), (7, 282988), (14, 141494), (28, 70747), (263, 7532), (269, 7364), (526, 3766), (538, 3682), (1052, 1883), (1076, 1841)]