19390128

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 52663296

約数和(自身を除く): 33273168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 83, 93, 124, 157, 166, 186, 248, 249, 314, 332, 372, 471, 496, 498, 628, 664, 744, 942, 996, 1256, 1328, 1488, 1884, 1992, 2512, 2573, 3768, 3984, 4867, 5146, 7536, 7719, 9734, 10292, 13031, 14601, 15438, 19468, 20584, 26062, 29202, 30876, 38936, 39093, 41168, 52124, 58404, 61752, 77872, 78186, 104248, 116808, 123504, 156372, 208496, 233616, 312744, 403961, 625488, 807922, 1211883, 1615844, 2423766, 3231688, 4847532, 6463376, 9695064, 19390128]

約数ペア:

[(1, 19390128), (2, 9695064), (3, 6463376), (4, 4847532), (6, 3231688), (8, 2423766), (12, 1615844), (16, 1211883), (24, 807922), (31, 625488), (48, 403961), (62, 312744), (83, 233616), (93, 208496), (124, 156372), (157, 123504), (166, 116808), (186, 104248), (248, 78186), (249, 77872), (314, 61752), (332, 58404), (372, 52124), (471, 41168), (496, 39093), (498, 38936), (628, 30876), (664, 29202), (744, 26062), (942, 20584), (996, 19468), (1256, 15438), (1328, 14601), (1488, 13031), (1884, 10292), (1992, 9734), (2512, 7719), (2573, 7536), (3768, 5146), (3984, 4867)]