19867232

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{733}}^1$

素因数の和:772

約数の個数: 72

約数和(自身を含む): 49201488

約数和(自身を除く): 29334256

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 733, 847, 968, 1232, 1466, 1694, 1936, 2464, 2932, 3388, 3872, 5131, 5864, 6776, 8063, 10262, 11728, 13552, 16126, 20524, 23456, 27104, 32252, 41048, 56441, 64504, 82096, 88693, 112882, 129008, 164192, 177386, 225764, 258016, 354772, 451528, 620851, 709544, 903056, 1241702, 1419088, 1806112, 2483404, 2838176, 4966808, 9933616, 19867232]

約数ペア:

[(1, 19867232), (2, 9933616), (4, 4966808), (7, 2838176), (8, 2483404), (11, 1806112), (14, 1419088), (16, 1241702), (22, 903056), (28, 709544), (32, 620851), (44, 451528), (56, 354772), (77, 258016), (88, 225764), (112, 177386), (121, 164192), (154, 129008), (176, 112882), (224, 88693), (242, 82096), (308, 64504), (352, 56441), (484, 41048), (616, 32252), (733, 27104), (847, 23456), (968, 20524), (1232, 16126), (1466, 13552), (1694, 11728), (1936, 10262), (2464, 8063), (2932, 6776), (3388, 5864), (3872, 5131)]