19266884

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1291}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 42542976

約数和(自身を除く): 23276092

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 164, 182, 287, 364, 533, 574, 1066, 1148, 1291, 2132, 2582, 3731, 5164, 7462, 9037, 14924, 16783, 18074, 33566, 36148, 52931, 67132, 105862, 117481, 211724, 234962, 370517, 469924, 688103, 741034, 1376206, 1482068, 2752412, 4816721, 9633442, 19266884]

約数ペア:

[(1, 19266884), (2, 9633442), (4, 4816721), (7, 2752412), (13, 1482068), (14, 1376206), (26, 741034), (28, 688103), (41, 469924), (52, 370517), (82, 234962), (91, 211724), (164, 117481), (182, 105862), (287, 67132), (364, 52931), (533, 36148), (574, 33566), (1066, 18074), (1148, 16783), (1291, 14924), (2132, 9037), (2582, 7462), (3731, 5164)]