199941484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1069}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 388281600

約数和(自身を除く): 188340116

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 107, 214, 428, 437, 874, 1069, 1748, 2033, 2138, 2461, 4066, 4276, 4922, 8132, 9844, 20311, 24587, 40622, 46759, 49174, 81244, 93518, 98348, 114383, 187036, 228766, 457532, 467153, 934306, 1868612, 2173277, 2630809, 4346554, 5261618, 8693108, 10523236, 49985371, 99970742, 199941484]

約数ペア:

[(1, 199941484), (2, 99970742), (4, 49985371), (19, 10523236), (23, 8693108), (38, 5261618), (46, 4346554), (76, 2630809), (92, 2173277), (107, 1868612), (214, 934306), (428, 467153), (437, 457532), (874, 228766), (1069, 187036), (1748, 114383), (2033, 98348), (2138, 93518), (2461, 81244), (4066, 49174), (4276, 46759), (4922, 40622), (8132, 24587), (9844, 20311)]