20188034391

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1\times {\mathrm{18797}}^1$

素因数の和:19263

約数の個数: 32

約数和(自身を含む): 31039257600

約数和(自身を除く): 10851223209

約数列:

[1, 3, 7, 21, 199, 257, 597, 771, 1393, 1799, 4179, 5397, 18797, 51143, 56391, 131579, 153429, 358001, 394737, 1074003, 3740603, 4830829, 11221809, 14492487, 26184221, 33815803, 78552663, 101447409, 961334971, 2884004913, 6729344797, 20188034391]

約数ペア:

[(1, 20188034391), (3, 6729344797), (7, 2884004913), (21, 961334971), (199, 101447409), (257, 78552663), (597, 33815803), (771, 26184221), (1393, 14492487), (1799, 11221809), (4179, 4830829), (5397, 3740603), (18797, 1074003), (51143, 394737), (56391, 358001), (131579, 153429)]