19502896

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 46139904

約数和(自身を除く): 26637008

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 67, 92, 112, 113, 134, 161, 184, 226, 268, 322, 368, 452, 469, 536, 644, 791, 904, 938, 1072, 1288, 1541, 1582, 1808, 1876, 2576, 2599, 3082, 3164, 3752, 5198, 6164, 6328, 7504, 7571, 10396, 10787, 12328, 12656, 15142, 18193, 20792, 21574, 24656, 30284, 36386, 41584, 43148, 52997, 60568, 72772, 86296, 105994, 121136, 145544, 172592, 174133, 211988, 291088, 348266, 423976, 696532, 847952, 1218931, 1393064, 2437862, 2786128, 4875724, 9751448, 19502896]

約数ペア:

[(1, 19502896), (2, 9751448), (4, 4875724), (7, 2786128), (8, 2437862), (14, 1393064), (16, 1218931), (23, 847952), (28, 696532), (46, 423976), (56, 348266), (67, 291088), (92, 211988), (112, 174133), (113, 172592), (134, 145544), (161, 121136), (184, 105994), (226, 86296), (268, 72772), (322, 60568), (368, 52997), (452, 43148), (469, 41584), (536, 36386), (644, 30284), (791, 24656), (904, 21574), (938, 20792), (1072, 18193), (1288, 15142), (1541, 12656), (1582, 12328), (1808, 10787), (1876, 10396), (2576, 7571), (2599, 7504), (3082, 6328), (3164, 6164), (3752, 5198)]