1909254928

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1\times {\mathrm{509}}^1$

素因数の和:944

約数の個数: 80

約数和(自身を含む): 4289189760

約数和(自身を除く): 2379934832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 214, 313, 428, 509, 626, 749, 856, 1018, 1252, 1498, 1712, 2036, 2191, 2504, 2996, 3563, 4072, 4382, 5008, 5992, 7126, 8144, 8764, 11984, 14252, 17528, 28504, 33491, 35056, 54463, 57008, 66982, 108926, 133964, 159317, 217852, 234437, 267928, 318634, 381241, 435704, 468874, 535856, 637268, 762482, 871408, 937748, 1115219, 1274536, 1524964, 1875496, 2230438, 2549072, 3049928, 3750992, 4460876, 6099856, 8921752, 17046919, 17843504, 34093838, 68187676, 119328433, 136375352, 238656866, 272750704, 477313732, 954627464, 1909254928]

約数ペア:

[(1, 1909254928), (2, 954627464), (4, 477313732), (7, 272750704), (8, 238656866), (14, 136375352), (16, 119328433), (28, 68187676), (56, 34093838), (107, 17843504), (112, 17046919), (214, 8921752), (313, 6099856), (428, 4460876), (509, 3750992), (626, 3049928), (749, 2549072), (856, 2230438), (1018, 1875496), (1252, 1524964), (1498, 1274536), (1712, 1115219), (2036, 937748), (2191, 871408), (2504, 762482), (2996, 637268), (3563, 535856), (4072, 468874), (4382, 435704), (5008, 381241), (5992, 318634), (7126, 267928), (8144, 234437), (8764, 217852), (11984, 159317), (14252, 133964), (17528, 108926), (28504, 66982), (33491, 57008), (35056, 54463)]