19129212

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 50909040

約数和(自身を除く): 31779828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 73, 87, 116, 146, 174, 219, 251, 261, 292, 348, 438, 502, 522, 657, 753, 876, 1004, 1044, 1314, 1506, 2117, 2259, 2628, 3012, 4234, 4518, 6351, 7279, 8468, 9036, 12702, 14558, 18323, 19053, 21837, 25404, 29116, 36646, 38106, 43674, 54969, 65511, 73292, 76212, 87348, 109938, 131022, 164907, 219876, 262044, 329814, 531367, 659628, 1062734, 1594101, 2125468, 3188202, 4782303, 6376404, 9564606, 19129212]

約数ペア:

[(1, 19129212), (2, 9564606), (3, 6376404), (4, 4782303), (6, 3188202), (9, 2125468), (12, 1594101), (18, 1062734), (29, 659628), (36, 531367), (58, 329814), (73, 262044), (87, 219876), (116, 164907), (146, 131022), (174, 109938), (219, 87348), (251, 76212), (261, 73292), (292, 65511), (348, 54969), (438, 43674), (502, 38106), (522, 36646), (657, 29116), (753, 25404), (876, 21837), (1004, 19053), (1044, 18323), (1314, 14558), (1506, 12702), (2117, 9036), (2259, 8468), (2628, 7279), (3012, 6351), (4234, 4518)]