19653327872

素因数分解:

$2^{10}\times {\mathrm{139}}^1\times {\mathrm{138077}}^1$

素因数の和:138236

約数の個数: 44

約数和(自身を含む): 39570393240

約数和(自身を除く): 19917065368

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 512, 556, 1024, 1112, 2224, 4448, 8896, 17792, 35584, 71168, 138077, 142336, 276154, 552308, 1104616, 2209232, 4418464, 8836928, 17673856, 19192703, 35347712, 38385406, 70695424, 76770812, 141390848, 153541624, 307083248, 614166496, 1228332992, 2456665984, 4913331968, 9826663936, 19653327872]

約数ペア:

[(1, 19653327872), (2, 9826663936), (4, 4913331968), (8, 2456665984), (16, 1228332992), (32, 614166496), (64, 307083248), (128, 153541624), (139, 141390848), (256, 76770812), (278, 70695424), (512, 38385406), (556, 35347712), (1024, 19192703), (1112, 17673856), (2224, 8836928), (4448, 4418464), (8896, 2209232), (17792, 1104616), (35584, 552308), (71168, 276154), (138077, 142336)]