204818404

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{881}}^1$

素因数の和:953

約数の個数: 72

約数和(自身を含む): 451640448

約数和(自身を除く): 246822044

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 133, 161, 266, 322, 361, 437, 532, 644, 722, 874, 881, 1444, 1748, 1762, 2527, 3059, 3524, 5054, 6118, 6167, 8303, 10108, 12236, 12334, 16606, 16739, 20263, 24668, 33212, 33478, 40526, 58121, 66956, 81052, 116242, 117173, 141841, 232484, 234346, 283682, 318041, 384997, 468692, 567364, 636082, 769994, 1272164, 1539988, 2226287, 2694979, 4452574, 5389958, 7314943, 8905148, 10779916, 14629886, 29259772, 51204601, 102409202, 204818404]

約数ペア:

[(1, 204818404), (2, 102409202), (4, 51204601), (7, 29259772), (14, 14629886), (19, 10779916), (23, 8905148), (28, 7314943), (38, 5389958), (46, 4452574), (76, 2694979), (92, 2226287), (133, 1539988), (161, 1272164), (266, 769994), (322, 636082), (361, 567364), (437, 468692), (532, 384997), (644, 318041), (722, 283682), (874, 234346), (881, 232484), (1444, 141841), (1748, 117173), (1762, 116242), (2527, 81052), (3059, 66956), (3524, 58121), (5054, 40526), (6118, 33478), (6167, 33212), (8303, 24668), (10108, 20263), (12236, 16739), (12334, 16606)]