20166470144

素因数分解:

$2^9\times {\mathrm{137}}^1\times {\mathrm{287501}}^1$

素因数の和:287656

約数の個数: 40

約数和(自身を含む): 40587807348

約数和(自身を除く): 20421337204

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 256, 274, 512, 548, 1096, 2192, 4384, 8768, 17536, 35072, 70144, 287501, 575002, 1150004, 2300008, 4600016, 9200032, 18400064, 36800128, 39387637, 73600256, 78775274, 147200512, 157550548, 315101096, 630202192, 1260404384, 2520808768, 5041617536, 10083235072, 20166470144]

約数ペア:

[(1, 20166470144), (2, 10083235072), (4, 5041617536), (8, 2520808768), (16, 1260404384), (32, 630202192), (64, 315101096), (128, 157550548), (137, 147200512), (256, 78775274), (274, 73600256), (512, 39387637), (548, 36800128), (1096, 18400064), (2192, 9200032), (4384, 4600016), (8768, 2300008), (17536, 1150004), (35072, 575002), (70144, 287501)]