20162221828

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{262133}}^1$

素因数の和:262252

約数の個数: 48

約数和(自身を含む): 41924663424

約数和(自身を除く): 21762441596

約数列:

[1, 2, 4, 7, 14, 28, 41, 67, 82, 134, 164, 268, 287, 469, 574, 938, 1148, 1876, 2747, 5494, 10988, 19229, 38458, 76916, 262133, 524266, 1048532, 1834931, 3669862, 7339724, 10747453, 17562911, 21494906, 35125822, 42989812, 70251644, 75232171, 122940377, 150464342, 245880754, 300928684, 491761508, 720079351, 1440158702, 2880317404, 5040555457, 10081110914, 20162221828]

約数ペア:

[(1, 20162221828), (2, 10081110914), (4, 5040555457), (7, 2880317404), (14, 1440158702), (28, 720079351), (41, 491761508), (67, 300928684), (82, 245880754), (134, 150464342), (164, 122940377), (268, 75232171), (287, 70251644), (469, 42989812), (574, 35125822), (938, 21494906), (1148, 17562911), (1876, 10747453), (2747, 7339724), (5494, 3669862), (10988, 1834931), (19229, 1048532), (38458, 524266), (76916, 262133)]