205909708

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 390620160

約数和(自身を除く): 184710452

約数列:

[1, 2, 4, 23, 41, 46, 79, 82, 92, 158, 164, 316, 691, 943, 1382, 1817, 1886, 2764, 3239, 3634, 3772, 6478, 7268, 12956, 15893, 28331, 31786, 54589, 56662, 63572, 74497, 109178, 113324, 148994, 218356, 297988, 651613, 1255547, 1303226, 2238149, 2511094, 2606452, 4476298, 5022188, 8952596, 51477427, 102954854, 205909708]

約数ペア:

[(1, 205909708), (2, 102954854), (4, 51477427), (23, 8952596), (41, 5022188), (46, 4476298), (79, 2606452), (82, 2511094), (92, 2238149), (158, 1303226), (164, 1255547), (316, 651613), (691, 297988), (943, 218356), (1382, 148994), (1817, 113324), (1886, 109178), (2764, 74497), (3239, 63572), (3634, 56662), (3772, 54589), (6478, 31786), (7268, 28331), (12956, 15893)]