19731536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{112111}}^1$

素因数の和:112130

約数の個数: 20

約数和(自身を含む): 41705664

約数和(自身を除く): 21974128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 112111, 224222, 448444, 896888, 1233221, 1793776, 2466442, 4932884, 9865768, 19731536]

約数ペア:

[(1, 19731536), (2, 9865768), (4, 4932884), (8, 2466442), (11, 1793776), (16, 1233221), (22, 896888), (44, 448444), (88, 224222), (176, 112111)]