208081616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{6397}}^1$

素因数の和:6531

約数の個数: 40

約数和(自身を含む): 428410080

約数和(自身を除く): 220328464

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 107, 152, 214, 304, 428, 856, 1712, 2033, 4066, 6397, 8132, 12794, 16264, 25588, 32528, 51176, 102352, 121543, 243086, 486172, 684479, 972344, 1368958, 1944688, 2737916, 5475832, 10951664, 13005101, 26010202, 52020404, 104040808, 208081616]

約数ペア:

[(1, 208081616), (2, 104040808), (4, 52020404), (8, 26010202), (16, 13005101), (19, 10951664), (38, 5475832), (76, 2737916), (107, 1944688), (152, 1368958), (214, 972344), (304, 684479), (428, 486172), (856, 243086), (1712, 121543), (2033, 102352), (4066, 51176), (6397, 32528), (8132, 25588), (12794, 16264)]