18207460

素因数分解:

$2^2\times 5^1\times {\mathrm{883}}^1\times {\mathrm{1031}}^1$

素因数の和:1923

約数の個数: 24

約数和(自身を含む): 38316096

約数和(自身を除く): 20108636

約数列:

[1, 2, 4, 5, 10, 20, 883, 1031, 1766, 2062, 3532, 4124, 4415, 5155, 8830, 10310, 17660, 20620, 910373, 1820746, 3641492, 4551865, 9103730, 18207460]

約数ペア:

[(1, 18207460), (2, 9103730), (4, 4551865), (5, 3641492), (10, 1820746), (20, 910373), (883, 20620), (1031, 17660), (1766, 10310), (2062, 8830), (3532, 5155), (4124, 4415)]