1980675461884

素因数分解:

$2^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{275246729}}^1$

素因数の和:275246997

約数の個数: 24

約数和(自身を含む): 3976764755040

約数和(自身を除く): 1996089293156

約数列:

[1, 2, 4, 7, 14, 28, 257, 514, 1028, 1799, 3598, 7196, 275246729, 550493458, 1100986916, 1926727103, 3853454206, 7706908412, 70738409353, 141476818706, 282953637412, 495168865471, 990337730942, 1980675461884]

約数ペア:

[(1, 1980675461884), (2, 990337730942), (4, 495168865471), (7, 282953637412), (14, 141476818706), (28, 70738409353), (257, 7706908412), (514, 3853454206), (1028, 1926727103), (1799, 1100986916), (3598, 550493458), (7196, 275246729)]