19786494

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 51480576

約数和(自身を除く): 31694082

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 49, 62, 78, 91, 93, 98, 147, 167, 182, 186, 217, 273, 294, 334, 403, 434, 501, 546, 637, 651, 806, 1002, 1169, 1209, 1274, 1302, 1519, 1911, 2171, 2338, 2418, 2821, 3038, 3507, 3822, 4342, 4557, 5177, 5642, 6513, 7014, 8183, 8463, 9114, 10354, 13026, 15197, 15531, 16366, 16926, 19747, 24549, 30394, 31062, 36239, 39494, 45591, 49098, 59241, 67301, 72478, 91182, 106379, 108717, 118482, 134602, 201903, 212758, 217434, 253673, 319137, 403806, 471107, 507346, 638274, 761019, 942214, 1413321, 1522038, 2826642, 3297749, 6595498, 9893247, 19786494]

約数ペア:

[(1, 19786494), (2, 9893247), (3, 6595498), (6, 3297749), (7, 2826642), (13, 1522038), (14, 1413321), (21, 942214), (26, 761019), (31, 638274), (39, 507346), (42, 471107), (49, 403806), (62, 319137), (78, 253673), (91, 217434), (93, 212758), (98, 201903), (147, 134602), (167, 118482), (182, 108717), (186, 106379), (217, 91182), (273, 72478), (294, 67301), (334, 59241), (403, 49098), (434, 45591), (501, 39494), (546, 36239), (637, 31062), (651, 30394), (806, 24549), (1002, 19747), (1169, 16926), (1209, 16366), (1274, 15531), (1302, 15197), (1519, 13026), (1911, 10354), (2171, 9114), (2338, 8463), (2418, 8183), (2821, 7014), (3038, 6513), (3507, 5642), (3822, 5177), (4342, 4557)]