19313152

素因数分解:

$2^9\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:648

約数の個数: 40

約数和(自身を含む): 39234096

約数和(自身を除く): 19920944

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 256, 268, 512, 536, 563, 1072, 1126, 2144, 2252, 4288, 4504, 8576, 9008, 17152, 18016, 34304, 36032, 37721, 72064, 75442, 144128, 150884, 288256, 301768, 603536, 1207072, 2414144, 4828288, 9656576, 19313152]

約数ペア:

[(1, 19313152), (2, 9656576), (4, 4828288), (8, 2414144), (16, 1207072), (32, 603536), (64, 301768), (67, 288256), (128, 150884), (134, 144128), (256, 75442), (268, 72064), (512, 37721), (536, 36032), (563, 34304), (1072, 18016), (1126, 17152), (2144, 9008), (2252, 8576), (4288, 4504)]