18791514

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 80

約数和(自身を含む): 48996288

約数和(自身を除く): 30204774

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 73, 81, 126, 146, 162, 189, 219, 227, 378, 438, 454, 511, 567, 657, 681, 1022, 1134, 1314, 1362, 1533, 1589, 1971, 2043, 3066, 3178, 3942, 4086, 4599, 4767, 5913, 6129, 9198, 9534, 11826, 12258, 13797, 14301, 16571, 18387, 27594, 28602, 33142, 36774, 41391, 42903, 49713, 82782, 85806, 99426, 115997, 128709, 149139, 231994, 257418, 298278, 347991, 447417, 695982, 894834, 1043973, 1342251, 2087946, 2684502, 3131919, 6263838, 9395757, 18791514]

約数ペア:

[(1, 18791514), (2, 9395757), (3, 6263838), (6, 3131919), (7, 2684502), (9, 2087946), (14, 1342251), (18, 1043973), (21, 894834), (27, 695982), (42, 447417), (54, 347991), (63, 298278), (73, 257418), (81, 231994), (126, 149139), (146, 128709), (162, 115997), (189, 99426), (219, 85806), (227, 82782), (378, 49713), (438, 42903), (454, 41391), (511, 36774), (567, 33142), (657, 28602), (681, 27594), (1022, 18387), (1134, 16571), (1314, 14301), (1362, 13797), (1533, 12258), (1589, 11826), (1971, 9534), (2043, 9198), (3066, 6129), (3178, 5913), (3942, 4767), (4086, 4599)]