19317844

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{727}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 42235648

約数和(自身を除く): 22917804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 727, 949, 1022, 1454, 1898, 2044, 2908, 3796, 5089, 6643, 9451, 10178, 13286, 18902, 20356, 26572, 37804, 53071, 66157, 106142, 132314, 212284, 264628, 371497, 689923, 742994, 1379846, 1485988, 2759692, 4829461, 9658922, 19317844]

約数ペア:

[(1, 19317844), (2, 9658922), (4, 4829461), (7, 2759692), (13, 1485988), (14, 1379846), (26, 742994), (28, 689923), (52, 371497), (73, 264628), (91, 212284), (146, 132314), (182, 106142), (292, 66157), (364, 53071), (511, 37804), (727, 26572), (949, 20356), (1022, 18902), (1454, 13286), (1898, 10178), (2044, 9451), (2908, 6643), (3796, 5089)]