18706856

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11519}}^1$

素因数の和:11561

約数の個数: 32

約数和(自身を含む): 41472000

約数和(自身を除く): 22765144

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 11519, 23038, 46076, 80633, 92152, 161266, 322532, 334051, 645064, 668102, 1336204, 2338357, 2672408, 4676714, 9353428, 18706856]

約数ペア:

[(1, 18706856), (2, 9353428), (4, 4676714), (7, 2672408), (8, 2338357), (14, 1336204), (28, 668102), (29, 645064), (56, 334051), (58, 322532), (116, 161266), (203, 92152), (232, 80633), (406, 46076), (812, 23038), (1624, 11519)]