20383896257

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71317}}^1$

素因数の和:71417

約数の個数: 24

約数和(自身を含む): 23120725056

約数和(自身を除く): 2736828799

約数列:

[1, 17, 23, 43, 289, 391, 731, 989, 6647, 12427, 16813, 71317, 285821, 1212389, 1640291, 3066631, 20610613, 27884947, 52132727, 70532513, 474044099, 886256359, 1199052721, 20383896257]

約数ペア:

[(1, 20383896257), (17, 1199052721), (23, 886256359), (43, 474044099), (289, 70532513), (391, 52132727), (731, 27884947), (989, 20610613), (6647, 3066631), (12427, 1640291), (16813, 1212389), (71317, 285821)]