20175155637

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{769}}^1\times {\mathrm{5653}}^1$

素因数の和:6462

約数の個数: 64

約数和(自身を含む): 35107269120

約数和(自身を除く): 14932113483

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 769, 1547, 2307, 4641, 5383, 5653, 9997, 13073, 16149, 16959, 29991, 39219, 39571, 69979, 73489, 91511, 96101, 118713, 169949, 209937, 220467, 274533, 288303, 509847, 514423, 672707, 1189643, 1249313, 1543269, 2018121, 3568929, 3747939, 4347157, 8745191, 13041471, 26235573, 30430099, 56513041, 73901669, 91290297, 169539123, 221705007, 395591287, 517311683, 960721697, 1186773861, 1551935049, 2882165091, 6725051879, 20175155637]

約数ペア:

[(1, 20175155637), (3, 6725051879), (7, 2882165091), (13, 1551935049), (17, 1186773861), (21, 960721697), (39, 517311683), (51, 395591287), (91, 221705007), (119, 169539123), (221, 91290297), (273, 73901669), (357, 56513041), (663, 30430099), (769, 26235573), (1547, 13041471), (2307, 8745191), (4641, 4347157), (5383, 3747939), (5653, 3568929), (9997, 2018121), (13073, 1543269), (16149, 1249313), (16959, 1189643), (29991, 672707), (39219, 514423), (39571, 509847), (69979, 288303), (73489, 274533), (91511, 220467), (96101, 209937), (118713, 169949)]