1687945216

素因数分解:

$2^{18}\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:220

約数の個数: 76

約数和(自身を含む): 3472877088

約数和(自身を除く): 1784931872

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 137, 188, 256, 274, 376, 512, 548, 752, 1024, 1096, 1504, 2048, 2192, 3008, 4096, 4384, 6016, 6439, 8192, 8768, 12032, 12878, 16384, 17536, 24064, 25756, 32768, 35072, 48128, 51512, 65536, 70144, 96256, 103024, 131072, 140288, 192512, 206048, 262144, 280576, 385024, 412096, 561152, 770048, 824192, 1122304, 1540096, 1648384, 2244608, 3080192, 3296768, 4489216, 6160384, 6593536, 8978432, 12320768, 13187072, 17956864, 26374144, 35913728, 52748288, 105496576, 210993152, 421986304, 843972608, 1687945216]

約数ペア:

[(1, 1687945216), (2, 843972608), (4, 421986304), (8, 210993152), (16, 105496576), (32, 52748288), (47, 35913728), (64, 26374144), (94, 17956864), (128, 13187072), (137, 12320768), (188, 8978432), (256, 6593536), (274, 6160384), (376, 4489216), (512, 3296768), (548, 3080192), (752, 2244608), (1024, 1648384), (1096, 1540096), (1504, 1122304), (2048, 824192), (2192, 770048), (3008, 561152), (4096, 412096), (4384, 385024), (6016, 280576), (6439, 262144), (8192, 206048), (8768, 192512), (12032, 140288), (12878, 131072), (16384, 103024), (17536, 96256), (24064, 70144), (25756, 65536), (32768, 51512), (35072, 48128)]