19189696

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:441

約数の個数: 56

約数和(自身を含む): 41127680

約数和(自身を除く): 21937984

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 152, 172, 304, 344, 367, 608, 688, 734, 817, 1216, 1376, 1468, 1634, 2752, 2936, 3268, 5872, 6536, 6973, 11744, 13072, 13946, 15781, 23488, 26144, 27892, 31562, 52288, 55784, 63124, 111568, 126248, 223136, 252496, 299839, 446272, 504992, 599678, 1009984, 1199356, 2398712, 4797424, 9594848, 19189696]

約数ペア:

[(1, 19189696), (2, 9594848), (4, 4797424), (8, 2398712), (16, 1199356), (19, 1009984), (32, 599678), (38, 504992), (43, 446272), (64, 299839), (76, 252496), (86, 223136), (152, 126248), (172, 111568), (304, 63124), (344, 55784), (367, 52288), (608, 31562), (688, 27892), (734, 26144), (817, 23488), (1216, 15781), (1376, 13946), (1468, 13072), (1634, 11744), (2752, 6973), (2936, 6536), (3268, 5872)]