20163949652

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{313241}}^1$

素因数の和:313293

約数の個数: 72

約数和(自身を含む): 46660528320

約数和(自身を除く): 26496578668

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 121, 133, 154, 209, 242, 266, 308, 418, 484, 532, 836, 847, 1463, 1694, 2299, 2926, 3388, 4598, 5852, 9196, 16093, 32186, 64372, 313241, 626482, 1252964, 2192687, 3445651, 4385374, 5951579, 6891302, 8770748, 11903158, 13782604, 23806316, 24119557, 37902161, 41661053, 48239114, 65467369, 75804322, 83322106, 96478228, 130934738, 151608644, 166644212, 261869476, 265315127, 458271583, 530630254, 720141059, 916543166, 1061260508, 1440282118, 1833086332, 2880564236, 5040987413, 10081974826, 20163949652]

約数ペア:

[(1, 20163949652), (2, 10081974826), (4, 5040987413), (7, 2880564236), (11, 1833086332), (14, 1440282118), (19, 1061260508), (22, 916543166), (28, 720141059), (38, 530630254), (44, 458271583), (76, 265315127), (77, 261869476), (121, 166644212), (133, 151608644), (154, 130934738), (209, 96478228), (242, 83322106), (266, 75804322), (308, 65467369), (418, 48239114), (484, 41661053), (532, 37902161), (836, 24119557), (847, 23806316), (1463, 13782604), (1694, 11903158), (2299, 8770748), (2926, 6891302), (3388, 5951579), (4598, 4385374), (5852, 3445651), (9196, 2192687), (16093, 1252964), (32186, 626482), (64372, 313241)]