19866952

素因数分解:

$2^3\times 7^2\times {\mathrm{59}}^1\times {\mathrm{859}}^1$

素因数の和:938

約数の個数: 48

約数和(自身を含む): 44118000

約数和(自身を除く): 24251048

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 59, 98, 118, 196, 236, 392, 413, 472, 826, 859, 1652, 1718, 2891, 3304, 3436, 5782, 6013, 6872, 11564, 12026, 23128, 24052, 42091, 48104, 50681, 84182, 101362, 168364, 202724, 336728, 354767, 405448, 709534, 1419068, 2483369, 2838136, 4966738, 9933476, 19866952]

約数ペア:

[(1, 19866952), (2, 9933476), (4, 4966738), (7, 2838136), (8, 2483369), (14, 1419068), (28, 709534), (49, 405448), (56, 354767), (59, 336728), (98, 202724), (118, 168364), (196, 101362), (236, 84182), (392, 50681), (413, 48104), (472, 42091), (826, 24052), (859, 23128), (1652, 12026), (1718, 11564), (2891, 6872), (3304, 6013), (3436, 5782)]