19021772

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 41879040

約数和(自身を除く): 22857268

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 151, 154, 302, 308, 409, 604, 818, 1057, 1636, 1661, 2114, 2863, 3322, 4228, 4499, 5726, 6644, 8998, 11452, 11627, 17996, 23254, 31493, 46508, 61759, 62986, 123518, 125972, 247036, 432313, 679349, 864626, 1358698, 1729252, 2717396, 4755443, 9510886, 19021772]

約数ペア:

[(1, 19021772), (2, 9510886), (4, 4755443), (7, 2717396), (11, 1729252), (14, 1358698), (22, 864626), (28, 679349), (44, 432313), (77, 247036), (151, 125972), (154, 123518), (302, 62986), (308, 61759), (409, 46508), (604, 31493), (818, 23254), (1057, 17996), (1636, 11627), (1661, 11452), (2114, 8998), (2863, 6644), (3322, 5726), (4228, 4499)]