191031808

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:453

約数の個数: 80

約数和(自身を含む): 421606944

約数和(自身を除く): 230575136

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 107, 128, 176, 214, 256, 317, 352, 428, 512, 634, 704, 856, 1177, 1268, 1408, 1712, 2354, 2536, 2816, 3424, 3487, 4708, 5072, 5632, 6848, 6974, 9416, 10144, 13696, 13948, 18832, 20288, 27392, 27896, 33919, 37664, 40576, 54784, 55792, 67838, 75328, 81152, 111584, 135676, 150656, 162304, 223168, 271352, 301312, 373109, 446336, 542704, 602624, 746218, 892672, 1085408, 1492436, 1785344, 2170816, 2984872, 4341632, 5969744, 8683264, 11939488, 17366528, 23878976, 47757952, 95515904, 191031808]

約数ペア:

[(1, 191031808), (2, 95515904), (4, 47757952), (8, 23878976), (11, 17366528), (16, 11939488), (22, 8683264), (32, 5969744), (44, 4341632), (64, 2984872), (88, 2170816), (107, 1785344), (128, 1492436), (176, 1085408), (214, 892672), (256, 746218), (317, 602624), (352, 542704), (428, 446336), (512, 373109), (634, 301312), (704, 271352), (856, 223168), (1177, 162304), (1268, 150656), (1408, 135676), (1712, 111584), (2354, 81152), (2536, 75328), (2816, 67838), (3424, 55792), (3487, 54784), (4708, 40576), (5072, 37664), (5632, 33919), (6848, 27896), (6974, 27392), (9416, 20288), (10144, 18832), (13696, 13948)]