551844208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{106781}}^1$

素因数の和:106825

約数の個数: 40

約数和(自身を含む): 1191687120

約数和(自身を除く): 639842912

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 106781, 213562, 427124, 854248, 1708496, 1815277, 2028839, 3630554, 4057678, 7261108, 8115356, 14522216, 16230712, 29044432, 32461424, 34490263, 68980526, 137961052, 275922104, 551844208]

約数ペア:

[(1, 551844208), (2, 275922104), (4, 137961052), (8, 68980526), (16, 34490263), (17, 32461424), (19, 29044432), (34, 16230712), (38, 14522216), (68, 8115356), (76, 7261108), (136, 4057678), (152, 3630554), (272, 2028839), (304, 1815277), (323, 1708496), (646, 854248), (1292, 427124), (2584, 213562), (5168, 106781)]