28155136

素因数分解:

$2^8\times {\mathrm{109}}^1\times {\mathrm{1009}}^1$

素因数の和:1134

約数の個数: 36

約数和(自身を含む): 56772100

約数和(自身を除く): 28616964

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 872, 1009, 1744, 2018, 3488, 4036, 6976, 8072, 13952, 16144, 27904, 32288, 64576, 109981, 129152, 219962, 258304, 439924, 879848, 1759696, 3519392, 7038784, 14077568, 28155136]

約数ペア:

[(1, 28155136), (2, 14077568), (4, 7038784), (8, 3519392), (16, 1759696), (32, 879848), (64, 439924), (109, 258304), (128, 219962), (218, 129152), (256, 109981), (436, 64576), (872, 32288), (1009, 27904), (1744, 16144), (2018, 13952), (3488, 8072), (4036, 6976)]