19155752

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^3\times {\mathrm{257}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 45325440

約数和(自身を除く): 26169688

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 257, 308, 484, 514, 616, 847, 968, 1028, 1331, 1694, 1799, 2056, 2662, 2827, 3388, 3598, 5324, 5654, 6776, 7196, 9317, 10648, 11308, 14392, 18634, 19789, 22616, 31097, 37268, 39578, 62194, 74536, 79156, 124388, 158312, 217679, 248776, 342067, 435358, 684134, 870716, 1368268, 1741432, 2394469, 2736536, 4788938, 9577876, 19155752]

約数ペア:

[(1, 19155752), (2, 9577876), (4, 4788938), (7, 2736536), (8, 2394469), (11, 1741432), (14, 1368268), (22, 870716), (28, 684134), (44, 435358), (56, 342067), (77, 248776), (88, 217679), (121, 158312), (154, 124388), (242, 79156), (257, 74536), (308, 62194), (484, 39578), (514, 37268), (616, 31097), (847, 22616), (968, 19789), (1028, 18634), (1331, 14392), (1694, 11308), (1799, 10648), (2056, 9317), (2662, 7196), (2827, 6776), (3388, 5654), (3598, 5324)]