18807712

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1$

素因数の和:494

約数の個数: 96

約数和(自身を含む): 48988800

約数和(自身を除く): 30181088

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 68, 77, 88, 112, 119, 136, 154, 176, 187, 224, 238, 272, 308, 352, 374, 449, 476, 544, 616, 748, 898, 952, 1232, 1309, 1496, 1796, 1904, 2464, 2618, 2992, 3143, 3592, 3808, 4939, 5236, 5984, 6286, 7184, 7633, 9878, 10472, 12572, 14368, 15266, 19756, 20944, 25144, 30532, 34573, 39512, 41888, 50288, 53431, 61064, 69146, 79024, 83963, 100576, 106862, 122128, 138292, 158048, 167926, 213724, 244256, 276584, 335852, 427448, 553168, 587741, 671704, 854896, 1106336, 1175482, 1343408, 1709792, 2350964, 2686816, 4701928, 9403856, 18807712]

約数ペア:

[(1, 18807712), (2, 9403856), (4, 4701928), (7, 2686816), (8, 2350964), (11, 1709792), (14, 1343408), (16, 1175482), (17, 1106336), (22, 854896), (28, 671704), (32, 587741), (34, 553168), (44, 427448), (56, 335852), (68, 276584), (77, 244256), (88, 213724), (112, 167926), (119, 158048), (136, 138292), (154, 122128), (176, 106862), (187, 100576), (224, 83963), (238, 79024), (272, 69146), (308, 61064), (352, 53431), (374, 50288), (449, 41888), (476, 39512), (544, 34573), (616, 30532), (748, 25144), (898, 20944), (952, 19756), (1232, 15266), (1309, 14368), (1496, 12572), (1796, 10472), (1904, 9878), (2464, 7633), (2618, 7184), (2992, 6286), (3143, 5984), (3592, 5236), (3808, 4939)]