19602716

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 41664000

約数和(自身を除く): 22061284

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 61, 92, 122, 161, 244, 322, 427, 499, 644, 854, 998, 1403, 1708, 1996, 2806, 3493, 5612, 6986, 9821, 11477, 13972, 19642, 22954, 30439, 39284, 45908, 60878, 80339, 121756, 160678, 213073, 321356, 426146, 700097, 852292, 1400194, 2800388, 4900679, 9801358, 19602716]

約数ペア:

[(1, 19602716), (2, 9801358), (4, 4900679), (7, 2800388), (14, 1400194), (23, 852292), (28, 700097), (46, 426146), (61, 321356), (92, 213073), (122, 160678), (161, 121756), (244, 80339), (322, 60878), (427, 45908), (499, 39284), (644, 30439), (854, 22954), (998, 19642), (1403, 13972), (1708, 11477), (1996, 9821), (2806, 6986), (3493, 5612)]