20804594426

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{14249}}^1$

素因数の和:14787

約数の個数: 64

約数和(自身を含む): 41040000000

約数和(自身を除く): 20235405574

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 499, 998, 1463, 2926, 3493, 5489, 6986, 9481, 10978, 14249, 18962, 28498, 38423, 66367, 76846, 99743, 104291, 132734, 156739, 199486, 208582, 270731, 313478, 541462, 730037, 1097173, 1460074, 1895117, 2194346, 2978041, 3790234, 5956082, 7110251, 14220502, 20846287, 41692574, 49771757, 78212761, 99543514, 135094769, 156425522, 270189538, 547489327, 945663383, 1094978654, 1486042459, 1891326766, 2972084918, 10402297213, 20804594426]

約数ペア:

[(1, 20804594426), (2, 10402297213), (7, 2972084918), (11, 1891326766), (14, 1486042459), (19, 1094978654), (22, 945663383), (38, 547489327), (77, 270189538), (133, 156425522), (154, 135094769), (209, 99543514), (266, 78212761), (418, 49771757), (499, 41692574), (998, 20846287), (1463, 14220502), (2926, 7110251), (3493, 5956082), (5489, 3790234), (6986, 2978041), (9481, 2194346), (10978, 1895117), (14249, 1460074), (18962, 1097173), (28498, 730037), (38423, 541462), (66367, 313478), (76846, 270731), (99743, 208582), (104291, 199486), (132734, 156739)]