1904044816

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 3864724864

約数和(自身を除く): 1960680048

約数列:

[1, 2, 4, 8, 16, 43, 86, 97, 103, 172, 194, 206, 277, 344, 388, 412, 554, 688, 776, 824, 1108, 1552, 1648, 2216, 4171, 4429, 4432, 8342, 8858, 9991, 11911, 16684, 17716, 19982, 23822, 26869, 28531, 33368, 35432, 39964, 47644, 53738, 57062, 66736, 70864, 79928, 95288, 107476, 114124, 159856, 190576, 214952, 228248, 429613, 429904, 456496, 859226, 1155367, 1226833, 1718452, 2310734, 2453666, 2767507, 3436904, 4621468, 4907332, 5535014, 6873808, 9242936, 9814664, 11070028, 18485872, 19629328, 22140056, 44280112, 119002801, 238005602, 476011204, 952022408, 1904044816]

約数ペア:

[(1, 1904044816), (2, 952022408), (4, 476011204), (8, 238005602), (16, 119002801), (43, 44280112), (86, 22140056), (97, 19629328), (103, 18485872), (172, 11070028), (194, 9814664), (206, 9242936), (277, 6873808), (344, 5535014), (388, 4907332), (412, 4621468), (554, 3436904), (688, 2767507), (776, 2453666), (824, 2310734), (1108, 1718452), (1552, 1226833), (1648, 1155367), (2216, 859226), (4171, 456496), (4429, 429904), (4432, 429613), (8342, 228248), (8858, 214952), (9991, 190576), (11911, 159856), (16684, 114124), (17716, 107476), (19982, 95288), (23822, 79928), (26869, 70864), (28531, 66736), (33368, 57062), (35432, 53738), (39964, 47644)]