1959618128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2393}}^1$

素因数の和:2572

約数の個数: 80

約数和(自身を含む): 4255727616

約数和(自身を除く): 2296109488

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 127, 208, 248, 254, 403, 496, 508, 806, 1016, 1612, 1651, 2032, 2393, 3224, 3302, 3937, 4786, 6448, 6604, 7874, 9572, 13208, 15748, 19144, 26416, 31109, 31496, 38288, 51181, 62218, 62992, 74183, 102362, 124436, 148366, 204724, 248872, 296732, 303911, 409448, 497744, 593464, 607822, 818896, 964379, 1186928, 1215644, 1928758, 2431288, 3857516, 3950843, 4862576, 7715032, 7901686, 9421241, 15430064, 15803372, 18842482, 31606744, 37684964, 63213488, 75369928, 122476133, 150739856, 244952266, 489904532, 979809064, 1959618128]

約数ペア:

[(1, 1959618128), (2, 979809064), (4, 489904532), (8, 244952266), (13, 150739856), (16, 122476133), (26, 75369928), (31, 63213488), (52, 37684964), (62, 31606744), (104, 18842482), (124, 15803372), (127, 15430064), (208, 9421241), (248, 7901686), (254, 7715032), (403, 4862576), (496, 3950843), (508, 3857516), (806, 2431288), (1016, 1928758), (1612, 1215644), (1651, 1186928), (2032, 964379), (2393, 818896), (3224, 607822), (3302, 593464), (3937, 497744), (4786, 409448), (6448, 303911), (6604, 296732), (7874, 248872), (9572, 204724), (13208, 148366), (15748, 124436), (19144, 102362), (26416, 74183), (31109, 62992), (31496, 62218), (38288, 51181)]