18293968

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 45711360

約数和(自身を除く): 27417392

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 248, 308, 341, 434, 479, 496, 616, 682, 868, 958, 1232, 1364, 1736, 1916, 2387, 2728, 3353, 3472, 3832, 4774, 5269, 5456, 6706, 7664, 9548, 10538, 13412, 14849, 19096, 21076, 26824, 29698, 36883, 38192, 42152, 53648, 59396, 73766, 84304, 103943, 118792, 147532, 163339, 207886, 237584, 295064, 326678, 415772, 590128, 653356, 831544, 1143373, 1306712, 1663088, 2286746, 2613424, 4573492, 9146984, 18293968]

約数ペア:

[(1, 18293968), (2, 9146984), (4, 4573492), (7, 2613424), (8, 2286746), (11, 1663088), (14, 1306712), (16, 1143373), (22, 831544), (28, 653356), (31, 590128), (44, 415772), (56, 326678), (62, 295064), (77, 237584), (88, 207886), (112, 163339), (124, 147532), (154, 118792), (176, 103943), (217, 84304), (248, 73766), (308, 59396), (341, 53648), (434, 42152), (479, 38192), (496, 36883), (616, 29698), (682, 26824), (868, 21076), (958, 19096), (1232, 14849), (1364, 13412), (1736, 10538), (1916, 9548), (2387, 7664), (2728, 6706), (3353, 5456), (3472, 5269), (3832, 4774)]