20514438

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{7753}}^1$

素因数の和:7778

約数の個数: 48

約数和(自身を含む): 53037360

約数和(自身を除く): 32522922

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 7753, 15506, 23259, 46518, 54271, 69777, 108542, 139554, 162813, 209331, 325626, 379897, 418662, 488439, 759794, 976878, 1139691, 1465317, 2279382, 2930634, 3419073, 6838146, 10257219, 20514438]

約数ペア:

[(1, 20514438), (2, 10257219), (3, 6838146), (6, 3419073), (7, 2930634), (9, 2279382), (14, 1465317), (18, 1139691), (21, 976878), (27, 759794), (42, 488439), (49, 418662), (54, 379897), (63, 325626), (98, 209331), (126, 162813), (147, 139554), (189, 108542), (294, 69777), (378, 54271), (441, 46518), (882, 23259), (1323, 15506), (2646, 7753)]