191719386

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:545

約数の個数: 80

約数和(自身を含む): 455928000

約数和(自身を除く): 264208614

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 199, 313, 342, 398, 513, 597, 626, 939, 1026, 1194, 1539, 1791, 1878, 2817, 3078, 3582, 3781, 5373, 5634, 5947, 7562, 8451, 10746, 11343, 11894, 16119, 16902, 17841, 22686, 25353, 32238, 34029, 35682, 50706, 53523, 62287, 68058, 102087, 107046, 124574, 160569, 186861, 204174, 306261, 321138, 373722, 481707, 560583, 612522, 963414, 1121166, 1183453, 1681749, 2366906, 3363498, 3550359, 5045247, 7100718, 10090494, 10651077, 21302154, 31953231, 63906462, 95859693, 191719386]

約数ペア:

[(1, 191719386), (2, 95859693), (3, 63906462), (6, 31953231), (9, 21302154), (18, 10651077), (19, 10090494), (27, 7100718), (38, 5045247), (54, 3550359), (57, 3363498), (81, 2366906), (114, 1681749), (162, 1183453), (171, 1121166), (199, 963414), (313, 612522), (342, 560583), (398, 481707), (513, 373722), (597, 321138), (626, 306261), (939, 204174), (1026, 186861), (1194, 160569), (1539, 124574), (1791, 107046), (1878, 102087), (2817, 68058), (3078, 62287), (3582, 53523), (3781, 50706), (5373, 35682), (5634, 34029), (5947, 32238), (7562, 25353), (8451, 22686), (10746, 17841), (11343, 16902), (11894, 16119)]