20263348

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{929}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 43747200

約数和(自身を除く): 23483852

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 779, 929, 1148, 1558, 1858, 3116, 3716, 5453, 6503, 10906, 13006, 17651, 21812, 26012, 35302, 38089, 70604, 76178, 123557, 152356, 247114, 266623, 494228, 533246, 723691, 1066492, 1447382, 2894764, 5065837, 10131674, 20263348]

約数ペア:

[(1, 20263348), (2, 10131674), (4, 5065837), (7, 2894764), (14, 1447382), (19, 1066492), (28, 723691), (38, 533246), (41, 494228), (76, 266623), (82, 247114), (133, 152356), (164, 123557), (266, 76178), (287, 70604), (532, 38089), (574, 35302), (779, 26012), (929, 21812), (1148, 17651), (1558, 13006), (1858, 10906), (3116, 6503), (3716, 5453)]