18938584

素因数分解:

$2^3\times 7^1\times {\mathrm{383}}^1\times {\mathrm{883}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 40734720

約数和(自身を除く): 21796136

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 383, 766, 883, 1532, 1766, 2681, 3064, 3532, 5362, 6181, 7064, 10724, 12362, 21448, 24724, 49448, 338189, 676378, 1352756, 2367323, 2705512, 4734646, 9469292, 18938584]

約数ペア:

[(1, 18938584), (2, 9469292), (4, 4734646), (7, 2705512), (8, 2367323), (14, 1352756), (28, 676378), (56, 338189), (383, 49448), (766, 24724), (883, 21448), (1532, 12362), (1766, 10724), (2681, 7064), (3064, 6181), (3532, 5362)]