19470633

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{977}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 32422656

約数和(自身を除く): 12952023

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 977, 1533, 2847, 2931, 6643, 6839, 12701, 19929, 20517, 38103, 71321, 88907, 213963, 266721, 499247, 927173, 1497741, 2781519, 6490211, 19470633]

約数ペア:

[(1, 19470633), (3, 6490211), (7, 2781519), (13, 1497741), (21, 927173), (39, 499247), (73, 266721), (91, 213963), (219, 88907), (273, 71321), (511, 38103), (949, 20517), (977, 19929), (1533, 12701), (2847, 6839), (2931, 6643)]