20177500864

素因数分解:

$2^6\times {\mathrm{311}}^1\times {\mathrm{1013741}}^1$

素因数の和:1014064

約数の個数: 28

約数和(自身を含む): 40168513008

約数和(自身を除く): 19991012144

約数列:

[1, 2, 4, 8, 16, 32, 64, 311, 622, 1244, 2488, 4976, 9952, 19904, 1013741, 2027482, 4054964, 8109928, 16219856, 32439712, 64879424, 315273451, 630546902, 1261093804, 2522187608, 5044375216, 10088750432, 20177500864]

約数ペア:

[(1, 20177500864), (2, 10088750432), (4, 5044375216), (8, 2522187608), (16, 1261093804), (32, 630546902), (64, 315273451), (311, 64879424), (622, 32439712), (1244, 16219856), (2488, 8109928), (4976, 4054964), (9952, 2027482), (19904, 1013741)]