18391288

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1193}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 36106560

約数和(自身を除く): 17715272

約数列:

[1, 2, 4, 8, 41, 47, 82, 94, 164, 188, 328, 376, 1193, 1927, 2386, 3854, 4772, 7708, 9544, 15416, 48913, 56071, 97826, 112142, 195652, 224284, 391304, 448568, 2298911, 4597822, 9195644, 18391288]

約数ペア:

[(1, 18391288), (2, 9195644), (4, 4597822), (8, 2298911), (41, 448568), (47, 391304), (82, 224284), (94, 195652), (164, 112142), (188, 97826), (328, 56071), (376, 48913), (1193, 15416), (1927, 9544), (2386, 7708), (3854, 4772)]