20182456

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4937}}^1$

素因数の和:5023

約数の個数: 32

約数和(自身を含む): 43849440

約数和(自身を除く): 23666984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 4937, 9874, 19748, 34559, 39496, 69118, 138236, 276472, 360401, 720802, 1441604, 2522807, 2883208, 5045614, 10091228, 20182456]

約数ペア:

[(1, 20182456), (2, 10091228), (4, 5045614), (7, 2883208), (8, 2522807), (14, 1441604), (28, 720802), (56, 360401), (73, 276472), (146, 138236), (292, 69118), (511, 39496), (584, 34559), (1022, 19748), (2044, 9874), (4088, 4937)]