216691964

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{11149}}^1$

素因数の和:11309

約数の個数: 24

約数和(自身を含む): 391498800

約数和(自身を除く): 174806836

約数列:

[1, 2, 4, 43, 86, 113, 172, 226, 452, 4859, 9718, 11149, 19436, 22298, 44596, 479407, 958814, 1259837, 1917628, 2519674, 5039348, 54172991, 108345982, 216691964]

約数ペア:

[(1, 216691964), (2, 108345982), (4, 54172991), (43, 5039348), (86, 2519674), (113, 1917628), (172, 1259837), (226, 958814), (452, 479407), (4859, 44596), (9718, 22298), (11149, 19436)]