220196608

素因数分解:

$2^8\times {\mathrm{860143}}^1$

素因数の和:860159

約数の個数: 18

約数和(自身を含む): 439533584

約数和(自身を除く): 219336976

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 860143, 1720286, 3440572, 6881144, 13762288, 27524576, 55049152, 110098304, 220196608]

約数ペア:

[(1, 220196608), (2, 110098304), (4, 55049152), (8, 27524576), (16, 13762288), (32, 6881144), (64, 3440572), (128, 1720286), (256, 860143)]