19800264

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{419}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 34631736

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 179, 264, 358, 419, 537, 716, 838, 1074, 1257, 1432, 1676, 1969, 2148, 2514, 3352, 3938, 4296, 4609, 5028, 5907, 7876, 9218, 10056, 11814, 13827, 15752, 18436, 23628, 27654, 36872, 47256, 55308, 75001, 110616, 150002, 225003, 300004, 450006, 600008, 825011, 900012, 1650022, 1800024, 2475033, 3300044, 4950066, 6600088, 9900132, 19800264]

約数ペア:

[(1, 19800264), (2, 9900132), (3, 6600088), (4, 4950066), (6, 3300044), (8, 2475033), (11, 1800024), (12, 1650022), (22, 900012), (24, 825011), (33, 600008), (44, 450006), (66, 300004), (88, 225003), (132, 150002), (179, 110616), (264, 75001), (358, 55308), (419, 47256), (537, 36872), (716, 27654), (838, 23628), (1074, 18436), (1257, 15752), (1432, 13827), (1676, 11814), (1969, 10056), (2148, 9218), (2514, 7876), (3352, 5907), (3938, 5028), (4296, 4609)]