18583912

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 36115200

約数和(自身を除く): 17531288

約数列:

[1, 2, 4, 8, 43, 86, 89, 172, 178, 344, 356, 607, 712, 1214, 2428, 3827, 4856, 7654, 15308, 26101, 30616, 52202, 54023, 104404, 108046, 208808, 216092, 432184, 2322989, 4645978, 9291956, 18583912]

約数ペア:

[(1, 18583912), (2, 9291956), (4, 4645978), (8, 2322989), (43, 432184), (86, 216092), (89, 208808), (172, 108046), (178, 104404), (344, 54023), (356, 52202), (607, 30616), (712, 26101), (1214, 15308), (2428, 7654), (3827, 4856)]