19345356

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{12497}}^1$

素因数の和:12550

約数の個数: 36

約数和(自身を含む): 50041992

約数和(自身を除く): 30696636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 12497, 24994, 37491, 49988, 74982, 112473, 149964, 224946, 449892, 537371, 1074742, 1612113, 2149484, 3224226, 4836339, 6448452, 9672678, 19345356]

約数ペア:

[(1, 19345356), (2, 9672678), (3, 6448452), (4, 4836339), (6, 3224226), (9, 2149484), (12, 1612113), (18, 1074742), (36, 537371), (43, 449892), (86, 224946), (129, 149964), (172, 112473), (258, 74982), (387, 49988), (516, 37491), (774, 24994), (1548, 12497)]