206021959

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 256757760

約数和(自身を除く): 50735801

約数列:

[1, 11, 13, 19, 143, 191, 209, 247, 397, 2101, 2483, 2717, 3629, 4367, 5161, 7543, 27313, 39919, 47177, 56771, 75827, 82973, 98059, 518947, 834097, 985751, 1078649, 1440713, 10843261, 15847843, 18729269, 206021959]

約数ペア:

[(1, 206021959), (11, 18729269), (13, 15847843), (19, 10843261), (143, 1440713), (191, 1078649), (209, 985751), (247, 834097), (397, 518947), (2101, 98059), (2483, 82973), (2717, 75827), (3629, 56771), (4367, 47177), (5161, 39919), (7543, 27313)]