18825534

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1277}}^1$

素因数の和:1311

約数の個数: 80

約数和(自身を含む): 51958368

約数和(自身を除く): 33132834

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 273, 351, 378, 546, 567, 702, 819, 1053, 1134, 1277, 1638, 2106, 2457, 2554, 3831, 4914, 7371, 7662, 8939, 11493, 14742, 16601, 17878, 22986, 26817, 33202, 34479, 49803, 53634, 68958, 80451, 99606, 103437, 116207, 149409, 160902, 206874, 232414, 241353, 298818, 348621, 448227, 482706, 697242, 724059, 896454, 1045863, 1344681, 1448118, 2091726, 2689362, 3137589, 6275178, 9412767, 18825534]

約数ペア:

[(1, 18825534), (2, 9412767), (3, 6275178), (6, 3137589), (7, 2689362), (9, 2091726), (13, 1448118), (14, 1344681), (18, 1045863), (21, 896454), (26, 724059), (27, 697242), (39, 482706), (42, 448227), (54, 348621), (63, 298818), (78, 241353), (81, 232414), (91, 206874), (117, 160902), (126, 149409), (162, 116207), (182, 103437), (189, 99606), (234, 80451), (273, 68958), (351, 53634), (378, 49803), (546, 34479), (567, 33202), (702, 26817), (819, 22986), (1053, 17878), (1134, 16601), (1277, 14742), (1638, 11493), (2106, 8939), (2457, 7662), (2554, 7371), (3831, 4914)]