17940608

素因数分解:

$2^7\times 7^1\times {\mathrm{20023}}^1$

素因数の和:20044

約数の個数: 32

約数和(自身を含む): 40848960

約数和(自身を除く): 22908352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 20023, 40046, 80092, 140161, 160184, 280322, 320368, 560644, 640736, 1121288, 1281472, 2242576, 2562944, 4485152, 8970304, 17940608]

約数ペア:

[(1, 17940608), (2, 8970304), (4, 4485152), (7, 2562944), (8, 2242576), (14, 1281472), (16, 1121288), (28, 640736), (32, 560644), (56, 320368), (64, 280322), (112, 160184), (128, 140161), (224, 80092), (448, 40046), (896, 20023)]