19248944

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:258

約数の個数: 80

約数和(自身を含む): 44997120

約数和(自身を除く): 25748176

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 47, 52, 88, 94, 104, 143, 176, 179, 188, 208, 286, 358, 376, 517, 572, 611, 716, 752, 1034, 1144, 1222, 1432, 1969, 2068, 2288, 2327, 2444, 2864, 3938, 4136, 4654, 4888, 6721, 7876, 8272, 8413, 9308, 9776, 13442, 15752, 16826, 18616, 25597, 26884, 31504, 33652, 37232, 51194, 53768, 67304, 92543, 102388, 107536, 109369, 134608, 185086, 204776, 218738, 370172, 409552, 437476, 740344, 874952, 1203059, 1480688, 1749904, 2406118, 4812236, 9624472, 19248944]

約数ペア:

[(1, 19248944), (2, 9624472), (4, 4812236), (8, 2406118), (11, 1749904), (13, 1480688), (16, 1203059), (22, 874952), (26, 740344), (44, 437476), (47, 409552), (52, 370172), (88, 218738), (94, 204776), (104, 185086), (143, 134608), (176, 109369), (179, 107536), (188, 102388), (208, 92543), (286, 67304), (358, 53768), (376, 51194), (517, 37232), (572, 33652), (611, 31504), (716, 26884), (752, 25597), (1034, 18616), (1144, 16826), (1222, 15752), (1432, 13442), (1969, 9776), (2068, 9308), (2288, 8413), (2327, 8272), (2444, 7876), (2864, 6721), (3938, 4888), (4136, 4654)]