19290726

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11777}}^1$

素因数の和:11805

約数の個数: 48

約数和(自身を含む): 51446304

約数和(自身を除く): 32155578

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 11777, 23554, 35331, 70662, 82439, 105993, 153101, 164878, 211986, 247317, 306202, 459303, 494634, 741951, 918606, 1071707, 1377909, 1483902, 2143414, 2755818, 3215121, 6430242, 9645363, 19290726]

約数ペア:

[(1, 19290726), (2, 9645363), (3, 6430242), (6, 3215121), (7, 2755818), (9, 2143414), (13, 1483902), (14, 1377909), (18, 1071707), (21, 918606), (26, 741951), (39, 494634), (42, 459303), (63, 306202), (78, 247317), (91, 211986), (117, 164878), (126, 153101), (182, 105993), (234, 82439), (273, 70662), (546, 35331), (819, 23554), (1638, 11777)]