18897350094

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{3637}}^1$

素因数の和:3839

約数の個数: 144

約数和(自身を含む): 49105927728

約数和(自身を除く): 30208577634

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 49, 63, 86, 98, 126, 129, 137, 147, 258, 274, 294, 301, 387, 411, 441, 602, 774, 822, 882, 903, 959, 1233, 1806, 1918, 2107, 2466, 2709, 2877, 3637, 4214, 5418, 5754, 5891, 6321, 6713, 7274, 8631, 10911, 11782, 12642, 13426, 17262, 17673, 18963, 20139, 21822, 25459, 32733, 35346, 37926, 40278, 41237, 50918, 53019, 60417, 65466, 76377, 82474, 106038, 120834, 123711, 152754, 156391, 178213, 229131, 247422, 288659, 312782, 356426, 371133, 458262, 469173, 498269, 534639, 577318, 742266, 865977, 938346, 996538, 1069278, 1094737, 1407519, 1494807, 1603917, 1731954, 2189474, 2597931, 2815038, 2989614, 3207834, 3284211, 3487883, 4484421, 5195862, 6568422, 6975766, 7663159, 8968842, 9852633, 10463649, 15326318, 19705266, 20927298, 21425567, 22989477, 24415181, 31390947, 42851134, 45978954, 48830362, 62781894, 64276701, 68968431, 73245543, 128553402, 137936862, 146491086, 149978969, 192830103, 219736629, 299957938, 385660206, 439473258, 449936907, 899873814, 1049852783, 1349810721, 2099705566, 2699621442, 3149558349, 6299116698, 9448675047, 18897350094]

約数ペア:

[(1, 18897350094), (2, 9448675047), (3, 6299116698), (6, 3149558349), (7, 2699621442), (9, 2099705566), (14, 1349810721), (18, 1049852783), (21, 899873814), (42, 449936907), (43, 439473258), (49, 385660206), (63, 299957938), (86, 219736629), (98, 192830103), (126, 149978969), (129, 146491086), (137, 137936862), (147, 128553402), (258, 73245543), (274, 68968431), (294, 64276701), (301, 62781894), (387, 48830362), (411, 45978954), (441, 42851134), (602, 31390947), (774, 24415181), (822, 22989477), (882, 21425567), (903, 20927298), (959, 19705266), (1233, 15326318), (1806, 10463649), (1918, 9852633), (2107, 8968842), (2466, 7663159), (2709, 6975766), (2877, 6568422), (3637, 5195862), (4214, 4484421), (5418, 3487883), (5754, 3284211), (5891, 3207834), (6321, 2989614), (6713, 2815038), (7274, 2597931), (8631, 2189474), (10911, 1731954), (11782, 1603917), (12642, 1494807), (13426, 1407519), (17262, 1094737), (17673, 1069278), (18963, 996538), (20139, 938346), (21822, 865977), (25459, 742266), (32733, 577318), (35346, 534639), (37926, 498269), (40278, 469173), (41237, 458262), (50918, 371133), (53019, 356426), (60417, 312782), (65466, 288659), (76377, 247422), (82474, 229131), (106038, 178213), (120834, 156391), (123711, 152754)]