31424512

素因数分解:

$2^{15}\times 7^1\times {\mathrm{137}}^1$

素因数の和:174

約数の個数: 64

約数和(自身を含む): 72350640

約数和(自身を除く): 40926128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 137, 224, 256, 274, 448, 512, 548, 896, 959, 1024, 1096, 1792, 1918, 2048, 2192, 3584, 3836, 4096, 4384, 7168, 7672, 8192, 8768, 14336, 15344, 16384, 17536, 28672, 30688, 32768, 35072, 57344, 61376, 70144, 114688, 122752, 140288, 229376, 245504, 280576, 491008, 561152, 982016, 1122304, 1964032, 2244608, 3928064, 4489216, 7856128, 15712256, 31424512]

約数ペア:

[(1, 31424512), (2, 15712256), (4, 7856128), (7, 4489216), (8, 3928064), (14, 2244608), (16, 1964032), (28, 1122304), (32, 982016), (56, 561152), (64, 491008), (112, 280576), (128, 245504), (137, 229376), (224, 140288), (256, 122752), (274, 114688), (448, 70144), (512, 61376), (548, 57344), (896, 35072), (959, 32768), (1024, 30688), (1096, 28672), (1792, 17536), (1918, 16384), (2048, 15344), (2192, 14336), (3584, 8768), (3836, 8192), (4096, 7672), (4384, 7168)]