20104143872

素因数分解:

$2^{10}\times {\mathrm{1013}}^1\times {\mathrm{19381}}^1$

素因数の和:20414

約数の個数: 44

約数和(自身を含む): 40230403356

約数和(自身を除く): 20126259484

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1013, 1024, 2026, 4052, 8104, 16208, 19381, 32416, 38762, 64832, 77524, 129664, 155048, 259328, 310096, 518656, 620192, 1037312, 1240384, 2480768, 4961536, 9923072, 19632953, 19846144, 39265906, 78531812, 157063624, 314127248, 628254496, 1256508992, 2513017984, 5026035968, 10052071936, 20104143872]

約数ペア:

[(1, 20104143872), (2, 10052071936), (4, 5026035968), (8, 2513017984), (16, 1256508992), (32, 628254496), (64, 314127248), (128, 157063624), (256, 78531812), (512, 39265906), (1013, 19846144), (1024, 19632953), (2026, 9923072), (4052, 4961536), (8104, 2480768), (16208, 1240384), (19381, 1037312), (32416, 620192), (38762, 518656), (64832, 310096), (77524, 259328), (129664, 155048)]