18679518

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 128

約数和(自身を含む): 50803200

約数和(自身を除く): 32123682

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 41, 54, 59, 66, 78, 82, 99, 117, 118, 123, 143, 177, 198, 234, 246, 286, 297, 351, 354, 369, 429, 451, 531, 533, 594, 649, 702, 738, 767, 858, 902, 1062, 1066, 1107, 1287, 1298, 1353, 1534, 1593, 1599, 1947, 2214, 2301, 2419, 2574, 2706, 3186, 3198, 3861, 3894, 4059, 4602, 4797, 4838, 5841, 5863, 6903, 7257, 7722, 8118, 8437, 9594, 11682, 11726, 12177, 13806, 14391, 14514, 16874, 17523, 17589, 20709, 21771, 24354, 25311, 26609, 28782, 31447, 35046, 35178, 41418, 43542, 50622, 52767, 53218, 62894, 65313, 75933, 79827, 94341, 105534, 130626, 151866, 158301, 159654, 188682, 227799, 239481, 283023, 316602, 345917, 455598, 478962, 566046, 691834, 718443, 849069, 1037751, 1436886, 1698138, 2075502, 3113253, 6226506, 9339759, 18679518]

約数ペア:

[(1, 18679518), (2, 9339759), (3, 6226506), (6, 3113253), (9, 2075502), (11, 1698138), (13, 1436886), (18, 1037751), (22, 849069), (26, 718443), (27, 691834), (33, 566046), (39, 478962), (41, 455598), (54, 345917), (59, 316602), (66, 283023), (78, 239481), (82, 227799), (99, 188682), (117, 159654), (118, 158301), (123, 151866), (143, 130626), (177, 105534), (198, 94341), (234, 79827), (246, 75933), (286, 65313), (297, 62894), (351, 53218), (354, 52767), (369, 50622), (429, 43542), (451, 41418), (531, 35178), (533, 35046), (594, 31447), (649, 28782), (702, 26609), (738, 25311), (767, 24354), (858, 21771), (902, 20709), (1062, 17589), (1066, 17523), (1107, 16874), (1287, 14514), (1298, 14391), (1353, 13806), (1534, 12177), (1593, 11726), (1599, 11682), (1947, 9594), (2214, 8437), (2301, 8118), (2419, 7722), (2574, 7257), (2706, 6903), (3186, 5863), (3198, 5841), (3861, 4838), (3894, 4797), (4059, 4602)]