19679004

素因数分解:

$2^2\times 3^3\times {\mathrm{257}}^1\times {\mathrm{709}}^1$

素因数の和:979

約数の個数: 48

約数和(自身を含む): 51290400

約数和(自身を除く): 31611396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 257, 514, 709, 771, 1028, 1418, 1542, 2127, 2313, 2836, 3084, 4254, 4626, 6381, 6939, 8508, 9252, 12762, 13878, 19143, 25524, 27756, 38286, 76572, 182213, 364426, 546639, 728852, 1093278, 1639917, 2186556, 3279834, 4919751, 6559668, 9839502, 19679004]

約数ペア:

[(1, 19679004), (2, 9839502), (3, 6559668), (4, 4919751), (6, 3279834), (9, 2186556), (12, 1639917), (18, 1093278), (27, 728852), (36, 546639), (54, 364426), (108, 182213), (257, 76572), (514, 38286), (709, 27756), (771, 25524), (1028, 19143), (1418, 13878), (1542, 12762), (2127, 9252), (2313, 8508), (2836, 6939), (3084, 6381), (4254, 4626)]