19153552

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{108827}}^1$

素因数の和:108846

約数の個数: 20

約数和(自身を含む): 40484016

約数和(自身を除く): 21330464

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 108827, 217654, 435308, 870616, 1197097, 1741232, 2394194, 4788388, 9576776, 19153552]

約数ペア:

[(1, 19153552), (2, 9576776), (4, 4788388), (8, 2394194), (11, 1741232), (16, 1197097), (22, 870616), (44, 435308), (88, 217654), (176, 108827)]