20219584

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^2\times {\mathrm{373}}^1$

素因数の和:414

約数の個数: 84

約数和(自身を含む): 50537872

約数和(自身を除く): 30318288

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 373, 448, 484, 616, 704, 746, 847, 968, 1232, 1492, 1694, 1936, 2464, 2611, 2984, 3388, 3872, 4103, 4928, 5222, 5968, 6776, 7744, 8206, 10444, 11936, 13552, 16412, 20888, 23872, 27104, 28721, 32824, 41776, 45133, 54208, 57442, 65648, 83552, 90266, 114884, 131296, 167104, 180532, 229768, 262592, 315931, 361064, 459536, 631862, 722128, 919072, 1263724, 1444256, 1838144, 2527448, 2888512, 5054896, 10109792, 20219584]

約数ペア:

[(1, 20219584), (2, 10109792), (4, 5054896), (7, 2888512), (8, 2527448), (11, 1838144), (14, 1444256), (16, 1263724), (22, 919072), (28, 722128), (32, 631862), (44, 459536), (56, 361064), (64, 315931), (77, 262592), (88, 229768), (112, 180532), (121, 167104), (154, 131296), (176, 114884), (224, 90266), (242, 83552), (308, 65648), (352, 57442), (373, 54208), (448, 45133), (484, 41776), (616, 32824), (704, 28721), (746, 27104), (847, 23872), (968, 20888), (1232, 16412), (1492, 13552), (1694, 11936), (1936, 10444), (2464, 8206), (2611, 7744), (2984, 6776), (3388, 5968), (3872, 5222), (4103, 4928)]