18131138

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1\times {\mathrm{503}}^1$

素因数の和:841

約数の個数: 16

約数和(自身を含む): 27760320

約数和(自身を除く): 9629182

約数列:

[1, 2, 67, 134, 269, 503, 538, 1006, 18023, 33701, 36046, 67402, 135307, 270614, 9065569, 18131138]

約数ペア:

[(1, 18131138), (2, 9065569), (67, 270614), (134, 135307), (269, 67402), (503, 36046), (538, 33701), (1006, 18023)]