18786292

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 40497408

約数和(自身を除く): 21711116

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 61, 68, 119, 122, 238, 244, 427, 476, 647, 854, 1037, 1294, 1708, 2074, 2588, 4148, 4529, 7259, 9058, 10999, 14518, 18116, 21998, 29036, 39467, 43996, 76993, 78934, 153986, 157868, 276269, 307972, 552538, 670939, 1105076, 1341878, 2683756, 4696573, 9393146, 18786292]

約数ペア:

[(1, 18786292), (2, 9393146), (4, 4696573), (7, 2683756), (14, 1341878), (17, 1105076), (28, 670939), (34, 552538), (61, 307972), (68, 276269), (119, 157868), (122, 153986), (238, 78934), (244, 76993), (427, 43996), (476, 39467), (647, 29036), (854, 21998), (1037, 18116), (1294, 14518), (1708, 10999), (2074, 9058), (2588, 7259), (4148, 4529)]