18307460

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{11587}}^1$

素因数の和:11675

約数の個数: 24

約数和(自身を含む): 38935680

約数和(自身を除く): 20628220

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 11587, 23174, 46348, 57935, 115870, 231740, 915373, 1830746, 3661492, 4576865, 9153730, 18307460]

約数ペア:

[(1, 18307460), (2, 9153730), (4, 4576865), (5, 3661492), (10, 1830746), (20, 915373), (79, 231740), (158, 115870), (316, 57935), (395, 46348), (790, 23174), (1580, 11587)]